Home / 22,897,071.78-31,598,267.15-12,443,295.61

Finding the Fourth Proportional to 22,897,071.78, 31,598,267.15 and 12,443,295.61

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Solution

The fourth proportional to 22,897,071.78, 31,598,267.15 and 12,443,295.61 is: 17,171,915.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,897,071.78 : 31,598,267.15 = 12,443,295.61 : x
  2. Step 2: Convert to fraction form
    22,897,071.78/31,598,267.15 = 12,443,295.61/x
  3. Step 3: Cross multiply
    22,897,071.78x = 31,598,267.15 × 12,443,295.61
  4. Step 4: Simplify right side
    22,897,071.78x = 393,186,578,911,202.19
  5. Step 5: Solve for x
    x = 393,186,578,911,202.19/22,897,071.78
  6. Step 6: Final answer
    x = 17,171,915.37

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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.