Home / 27,700,692.30-41,551,038.45-21,323,400.30

Finding the Fourth Proportional to 27,700,692.30, 41,551,038.45 and 21,323,400.30

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Solution

The fourth proportional to 27,700,692.30, 41,551,038.45 and 21,323,400.30 is: 31,985,100.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,700,692.30 : 41,551,038.45 = 21,323,400.30 : x
  2. Step 2: Convert to fraction form
    27,700,692.30/41,551,038.45 = 21,323,400.30/x
  3. Step 3: Cross multiply
    27,700,692.30x = 41,551,038.45 × 21,323,400.30
  4. Step 4: Simplify right side
    27,700,692.30x = 886,009,425,750,041.62
  5. Step 5: Solve for x
    x = 886,009,425,750,041.62/27,700,692.30
  6. Step 6: Final answer
    x = 31,985,100.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.