Home / 42,108,001.70-63,162,002.55-37,165,600.40

Finding the Fourth Proportional to 42,108,001.70, 63,162,002.55 and 37,165,600.40

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Solution

The fourth proportional to 42,108,001.70, 63,162,002.55 and 37,165,600.40 is: 55,748,400.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,108,001.70 : 63,162,002.55 = 37,165,600.40 : x
  2. Step 2: Convert to fraction form
    42,108,001.70/63,162,002.55 = 37,165,600.40/x
  3. Step 3: Cross multiply
    42,108,001.70x = 63,162,002.55 × 37,165,600.40
  4. Step 4: Simplify right side
    42,108,001.70x = 2,347,453,747,237,081
  5. Step 5: Solve for x
    x = 2,347,453,747,237,081/42,108,001.70
  6. Step 6: Final answer
    x = 55,748,400.60

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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.