Home / 72,172,001.40-108,132,030.90-62,094,305.40

Finding the Fourth Proportional to 72,172,001.40, 108,132,030.90 and 62,094,305.40

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Solution

The fourth proportional to 72,172,001.40, 108,132,030.90 and 62,094,305.40 is: 93,033,076.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,172,001.40 : 108,132,030.90 = 62,094,305.40 : x
  2. Step 2: Convert to fraction form
    72,172,001.40/108,132,030.90 = 62,094,305.40/x
  3. Step 3: Cross multiply
    72,172,001.40x = 108,132,030.90 × 62,094,305.40
  4. Step 4: Simplify right side
    72,172,001.40x = 6,714,383,350,226,837
  5. Step 5: Solve for x
    x = 6,714,383,350,226,837/72,172,001.40
  6. Step 6: Final answer
    x = 93,033,076.82

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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.