Home / 49,830,031.20-74,745,046.80-27,155,215.20

Finding the Fourth Proportional to 49,830,031.20, 74,745,046.80 and 27,155,215.20

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Solution

The fourth proportional to 49,830,031.20, 74,745,046.80 and 27,155,215.20 is: 40,732,822.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,830,031.20 : 74,745,046.80 = 27,155,215.20 : x
  2. Step 2: Convert to fraction form
    49,830,031.20/74,745,046.80 = 27,155,215.20/x
  3. Step 3: Cross multiply
    49,830,031.20x = 74,745,046.80 × 27,155,215.20
  4. Step 4: Simplify right side
    49,830,031.20x = 2,029,717,830,988,071.25
  5. Step 5: Solve for x
    x = 2,029,717,830,988,071.25/49,830,031.20
  6. Step 6: Final answer
    x = 40,732,822.80

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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.