Home / 22,239,438-30,690,217.08-12,581,646

Finding the Fourth Proportional to 22,239,438, 30,690,217.08 and 12,581,646

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Solution

The fourth proportional to 22,239,438, 30,690,217.08 and 12,581,646 is: 17,362,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,239,438 : 30,690,217.08 = 12,581,646 : x
  2. Step 2: Convert to fraction form
    22,239,438/30,690,217.08 = 12,581,646/x
  3. Step 3: Cross multiply
    22,239,438x = 30,690,217.08 × 12,581,646
  4. Step 4: Simplify right side
    22,239,438x = 386,133,446,963,713.69
  5. Step 5: Solve for x
    x = 386,133,446,963,713.69/22,239,438
  6. Step 6: Final answer
    x = 17,362,554.17

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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.