Home / 31,008,581.52-42,791,843.07-17,260,793.34

Finding the Fourth Proportional to 31,008,581.52, 42,791,843.07 and 17,260,793.34

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Solution

The fourth proportional to 31,008,581.52, 42,791,843.07 and 17,260,793.34 is: 23,819,895.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008,581.52 : 42,791,843.07 = 17,260,793.34 : x
  2. Step 2: Convert to fraction form
    31,008,581.52/42,791,843.07 = 17,260,793.34/x
  3. Step 3: Cross multiply
    31,008,581.52x = 42,791,843.07 × 17,260,793.34
  4. Step 4: Simplify right side
    31,008,581.52x = 738,621,159,868,981.12
  5. Step 5: Solve for x
    x = 738,621,159,868,981.12/31,008,581.52
  6. Step 6: Final answer
    x = 23,819,895.13

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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.