Home / 31,918,352.29-47,884,253.47-10,351,272.30

Finding the Fourth Proportional to 31,918,352.29, 47,884,253.47 and 10,351,272.30

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Solution

The fourth proportional to 31,918,352.29, 47,884,253.47 and 10,351,272.30 is: 15,529,089.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918,352.29 : 47,884,253.47 = 10,351,272.30 : x
  2. Step 2: Convert to fraction form
    31,918,352.29/47,884,253.47 = 10,351,272.30/x
  3. Step 3: Cross multiply
    31,918,352.29x = 47,884,253.47 × 10,351,272.30
  4. Step 4: Simplify right side
    31,918,352.29x = 495,662,946,498,433.56
  5. Step 5: Solve for x
    x = 495,662,946,498,433.56/31,918,352.29
  6. Step 6: Final answer
    x = 15,529,089.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.