Home / 48,128,630.13-66,426,000.71-28,560,308.22

Finding the Fourth Proportional to 48,128,630.13, 66,426,000.71 and 28,560,308.22

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Solution

The fourth proportional to 48,128,630.13, 66,426,000.71 and 28,560,308.22 is: 39,418,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128,630.13 : 66,426,000.71 = 28,560,308.22 : x
  2. Step 2: Convert to fraction form
    48,128,630.13/66,426,000.71 = 28,560,308.22/x
  3. Step 3: Cross multiply
    48,128,630.13x = 66,426,000.71 × 28,560,308.22
  4. Step 4: Simplify right side
    48,128,630.13x = 1,897,147,053,956,737.25
  5. Step 5: Solve for x
    x = 1,897,147,053,956,737.25/48,128,630.13
  6. Step 6: Final answer
    x = 39,418,264.11

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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.