Home / 22,751,564.52-31,397,270.04-12,438,288.12

Finding the Fourth Proportional to 22,751,564.52, 31,397,270.04 and 12,438,288.12

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Solution

The fourth proportional to 22,751,564.52, 31,397,270.04 and 12,438,288.12 is: 17,164,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,751,564.52 : 31,397,270.04 = 12,438,288.12 : x
  2. Step 2: Convert to fraction form
    22,751,564.52/31,397,270.04 = 12,438,288.12/x
  3. Step 3: Cross multiply
    22,751,564.52x = 31,397,270.04 × 12,438,288.12
  4. Step 4: Simplify right side
    22,751,564.52x = 390,528,290,938,963.88
  5. Step 5: Solve for x
    x = 390,528,290,938,963.88/22,751,564.52
  6. Step 6: Final answer
    x = 17,164,898.29

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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.