Home / 22,835,668.38-31,513,654.71-12,521,776.38

Finding the Fourth Proportional to 22,835,668.38, 31,513,654.71 and 12,521,776.38

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Solution

The fourth proportional to 22,835,668.38, 31,513,654.71 and 12,521,776.38 is: 17,280,288.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,835,668.38 : 31,513,654.71 = 12,521,776.38 : x
  2. Step 2: Convert to fraction form
    22,835,668.38/31,513,654.71 = 12,521,776.38/x
  3. Step 3: Cross multiply
    22,835,668.38x = 31,513,654.71 × 12,521,776.38
  4. Step 4: Simplify right side
    22,835,668.38x = 394,606,937,195,153.81
  5. Step 5: Solve for x
    x = 394,606,937,195,153.81/22,835,668.38
  6. Step 6: Final answer
    x = 17,280,288.48

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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.