Home / 27,733,376.52-38,272,870.54-15,175,185.12

Finding the Fourth Proportional to 27,733,376.52, 38,272,870.54 and 15,175,185.12

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Solution

The fourth proportional to 27,733,376.52, 38,272,870.54 and 15,175,185.12 is: 20,942,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,733,376.52 : 38,272,870.54 = 15,175,185.12 : x
  2. Step 2: Convert to fraction form
    27,733,376.52/38,272,870.54 = 15,175,185.12/x
  3. Step 3: Cross multiply
    27,733,376.52x = 38,272,870.54 × 15,175,185.12
  4. Step 4: Simplify right side
    27,733,376.52x = 580,797,895,518,294.38
  5. Step 5: Solve for x
    x = 580,797,895,518,294.38/27,733,376.52
  6. Step 6: Final answer
    x = 20,942,199.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.