Home / 28,654,702.20-42,982,053.30-9,743,470.20

Finding the Fourth Proportional to 28,654,702.20, 42,982,053.30 and 9,743,470.20

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Solution

The fourth proportional to 28,654,702.20, 42,982,053.30 and 9,743,470.20 is: 14,615,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,654,702.20 : 42,982,053.30 = 9,743,470.20 : x
  2. Step 2: Convert to fraction form
    28,654,702.20/42,982,053.30 = 9,743,470.20/x
  3. Step 3: Cross multiply
    28,654,702.20x = 42,982,053.30 × 9,743,470.20
  4. Step 4: Simplify right side
    28,654,702.20x = 418,794,355,463,361.62
  5. Step 5: Solve for x
    x = 418,794,355,463,361.62/28,654,702.20
  6. Step 6: Final answer
    x = 14,615,205.30

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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.