Home / 79,545,013.76-109,759,471.02-44,730,980.88

Finding the Fourth Proportional to 79,545,013.76, 109,759,471.02 and 44,730,980.88

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Solution

The fourth proportional to 79,545,013.76, 109,759,471.02 and 44,730,980.88 is: 61,721,641.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,545,013.76 : 109,759,471.02 = 44,730,980.88 : x
  2. Step 2: Convert to fraction form
    79,545,013.76/109,759,471.02 = 44,730,980.88/x
  3. Step 3: Cross multiply
    79,545,013.76x = 109,759,471.02 × 44,730,980.88
  4. Step 4: Simplify right side
    79,545,013.76x = 4,909,648,799,594,534
  5. Step 5: Solve for x
    x = 4,909,648,799,594,534/79,545,013.76
  6. Step 6: Final answer
    x = 61,721,641.21

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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.