Home / 31,929,877.41-44,069,642.24-20,897,555.91

Finding the Fourth Proportional to 31,929,877.41, 44,069,642.24 and 20,897,555.91

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Solution

The fourth proportional to 31,929,877.41, 44,069,642.24 and 20,897,555.91 is: 28,842,823.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929,877.41 : 44,069,642.24 = 20,897,555.91 : x
  2. Step 2: Convert to fraction form
    31,929,877.41/44,069,642.24 = 20,897,555.91/x
  3. Step 3: Cross multiply
    31,929,877.41x = 44,069,642.24 × 20,897,555.91
  4. Step 4: Simplify right side
    31,929,877.41x = 920,947,812,539,609.88
  5. Step 5: Solve for x
    x = 920,947,812,539,609.88/31,929,877.41
  6. Step 6: Final answer
    x = 28,842,823.31

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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.