Home / 31,085,048.52-42,897,408.28-17,146,091.02

Finding the Fourth Proportional to 31,085,048.52, 42,897,408.28 and 17,146,091.02

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Solution

The fourth proportional to 31,085,048.52, 42,897,408.28 and 17,146,091.02 is: 23,661,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,085,048.52 : 42,897,408.28 = 17,146,091.02 : x
  2. Step 2: Convert to fraction form
    31,085,048.52/42,897,408.28 = 17,146,091.02/x
  3. Step 3: Cross multiply
    31,085,048.52x = 42,897,408.28 × 17,146,091.02
  4. Step 4: Simplify right side
    31,085,048.52x = 735,522,866,890,981.62
  5. Step 5: Solve for x
    x = 735,522,866,890,981.62/31,085,048.52
  6. Step 6: Final answer
    x = 23,661,628.40

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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.