Home / 9,561,692.69-13,194,800.76-5,210,690.21

Finding the Fourth Proportional to 9,561,692.69, 13,194,800.76 and 5,210,690.21

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Solution

The fourth proportional to 9,561,692.69, 13,194,800.76 and 5,210,690.21 is: 7,190,569.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561,692.69 : 13,194,800.76 = 5,210,690.21 : x
  2. Step 2: Convert to fraction form
    9,561,692.69/13,194,800.76 = 5,210,690.21/x
  3. Step 3: Cross multiply
    9,561,692.69x = 13,194,800.76 × 5,210,690.21
  4. Step 4: Simplify right side
    9,561,692.69x = 68,754,019,143,032.55
  5. Step 5: Solve for x
    x = 68,754,019,143,032.55/9,561,692.69
  6. Step 6: Final answer
    x = 7,190,569.85

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.