Home / 8,064,755.30-12,097,132.95-7,243,609.70

Finding the Fourth Proportional to 8,064,755.30, 12,097,132.95 and 7,243,609.70

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Solution

The fourth proportional to 8,064,755.30, 12,097,132.95 and 7,243,609.70 is: 10,865,414.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,755.30 : 12,097,132.95 = 7,243,609.70 : x
  2. Step 2: Convert to fraction form
    8,064,755.30/12,097,132.95 = 7,243,609.70/x
  3. Step 3: Cross multiply
    8,064,755.30x = 12,097,132.95 × 7,243,609.70
  4. Step 4: Simplify right side
    8,064,755.30x = 87,626,909,578,809.61
  5. Step 5: Solve for x
    x = 87,626,909,578,809.61/8,064,755.30
  6. Step 6: Final answer
    x = 10,865,414.55

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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.