Home / 14,528,521.28-20,051,297.44-9,386,845.44

Finding the Fourth Proportional to 14,528,521.28, 20,051,297.44 and 9,386,845.44

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Solution

The fourth proportional to 14,528,521.28, 20,051,297.44 and 9,386,845.44 is: 12,955,098.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528,521.28 : 20,051,297.44 = 9,386,845.44 : x
  2. Step 2: Convert to fraction form
    14,528,521.28/20,051,297.44 = 9,386,845.44/x
  3. Step 3: Cross multiply
    14,528,521.28x = 20,051,297.44 × 9,386,845.44
  4. Step 4: Simplify right side
    14,528,521.28x = 188,218,429,940,747.69
  5. Step 5: Solve for x
    x = 188,218,429,940,747.69/14,528,521.28
  6. Step 6: Final answer
    x = 12,955,098.89

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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.