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Finding the Fourth Proportional to 22,968,284.52, 31,696,207.56 and 12,655,004.88

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Solution

The fourth proportional to 22,968,284.52, 31,696,207.56 and 12,655,004.88 is: 17,463,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,968,284.52 : 31,696,207.56 = 12,655,004.88 : x
  2. Step 2: Convert to fraction form
    22,968,284.52/31,696,207.56 = 12,655,004.88/x
  3. Step 3: Cross multiply
    22,968,284.52x = 31,696,207.56 × 12,655,004.88
  4. Step 4: Simplify right side
    22,968,284.52x = 401,115,661,349,292.88
  5. Step 5: Solve for x
    x = 401,115,661,349,292.88/22,968,284.52
  6. Step 6: Final answer
    x = 17,463,892.92

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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.