Home / 14,241,855.66-19,653,652.17-7,715,438.43

Finding the Fourth Proportional to 14,241,855.66, 19,653,652.17 and 7,715,438.43

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Solution

The fourth proportional to 14,241,855.66, 19,653,652.17 and 7,715,438.43 is: 10,647,246.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241,855.66 : 19,653,652.17 = 7,715,438.43 : x
  2. Step 2: Convert to fraction form
    14,241,855.66/19,653,652.17 = 7,715,438.43/x
  3. Step 3: Cross multiply
    14,241,855.66x = 19,653,652.17 × 7,715,438.43
  4. Step 4: Simplify right side
    14,241,855.66x = 151,636,543,168,569.69
  5. Step 5: Solve for x
    x = 151,636,543,168,569.69/14,241,855.66
  6. Step 6: Final answer
    x = 10,647,246.18

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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.