Home / 49,847,417.20-74,771,125.80-27,172,601.20

Finding the Fourth Proportional to 49,847,417.20, 74,771,125.80 and 27,172,601.20

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Solution

The fourth proportional to 49,847,417.20, 74,771,125.80 and 27,172,601.20 is: 40,758,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,847,417.20 : 74,771,125.80 = 27,172,601.20 : x
  2. Step 2: Convert to fraction form
    49,847,417.20/74,771,125.80 = 27,172,601.20/x
  3. Step 3: Cross multiply
    49,847,417.20x = 74,771,125.80 × 27,172,601.20
  4. Step 4: Simplify right side
    49,847,417.20x = 2,031,725,982,638,430.75
  5. Step 5: Solve for x
    x = 2,031,725,982,638,430.75/49,847,417.20
  6. Step 6: Final answer
    x = 40,758,901.80

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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.