Home / 31,399,408.60-47,092,892.10-15,225,328.60

Finding the Fourth Proportional to 31,399,408.60, 47,092,892.10 and 15,225,328.60

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Solution

The fourth proportional to 31,399,408.60, 47,092,892.10 and 15,225,328.60 is: 22,834,976.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,399,408.60 : 47,092,892.10 = 15,225,328.60 : x
  2. Step 2: Convert to fraction form
    31,399,408.60/47,092,892.10 = 15,225,328.60/x
  3. Step 3: Cross multiply
    31,399,408.60x = 47,092,892.10 × 15,225,328.60
  4. Step 4: Simplify right side
    31,399,408.60x = 717,004,756,946,844.12
  5. Step 5: Solve for x
    x = 717,004,756,946,844.12/31,399,408.60
  6. Step 6: Final answer
    x = 22,834,976.48

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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.