Home / 14,498,359.76-20,007,595.79-7,882,948.12

Finding the Fourth Proportional to 14,498,359.76, 20,007,595.79 and 7,882,948.12

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Solution

The fourth proportional to 14,498,359.76, 20,007,595.79 and 7,882,948.12 is: 10,878,391.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,498,359.76 : 20,007,595.79 = 7,882,948.12 : x
  2. Step 2: Convert to fraction form
    14,498,359.76/20,007,595.79 = 7,882,948.12/x
  3. Step 3: Cross multiply
    14,498,359.76x = 20,007,595.79 × 7,882,948.12
  4. Step 4: Simplify right side
    14,498,359.76x = 157,718,839,518,462.44
  5. Step 5: Solve for x
    x = 157,718,839,518,462.44/14,498,359.76
  6. Step 6: Final answer
    x = 10,878,391.91

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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.