Home / 47,478,890.30-71,218,335.45-44,293,840.70

Finding the Fourth Proportional to 47,478,890.30, 71,218,335.45 and 44,293,840.70

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Solution

The fourth proportional to 47,478,890.30, 71,218,335.45 and 44,293,840.70 is: 66,440,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478,890.30 : 71,218,335.45 = 44,293,840.70 : x
  2. Step 2: Convert to fraction form
    47,478,890.30/71,218,335.45 = 44,293,840.70/x
  3. Step 3: Cross multiply
    47,478,890.30x = 71,218,335.45 × 44,293,840.70
  4. Step 4: Simplify right side
    47,478,890.30x = 3,154,533,605,341,463
  5. Step 5: Solve for x
    x = 3,154,533,605,341,463/47,478,890.30
  6. Step 6: Final answer
    x = 66,440,761.05

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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.