Home / 7,488,692.20-11,233,038.30-6,228,980.20

Finding the Fourth Proportional to 7,488,692.20, 11,233,038.30 and 6,228,980.20

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Solution

The fourth proportional to 7,488,692.20, 11,233,038.30 and 6,228,980.20 is: 9,343,470.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,692.20 : 11,233,038.30 = 6,228,980.20 : x
  2. Step 2: Convert to fraction form
    7,488,692.20/11,233,038.30 = 6,228,980.20/x
  3. Step 3: Cross multiply
    7,488,692.20x = 11,233,038.30 × 6,228,980.20
  4. Step 4: Simplify right side
    7,488,692.20x = 69,970,373,156,541.66
  5. Step 5: Solve for x
    x = 69,970,373,156,541.66/7,488,692.20
  6. Step 6: Final answer
    x = 9,343,470.30

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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.