Home / 31,918,353.28-47,884,254.96-10,351,273.30

Finding the Fourth Proportional to 31,918,353.28, 47,884,254.96 and 10,351,273.30

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Solution

The fourth proportional to 31,918,353.28, 47,884,254.96 and 10,351,273.30 is: 15,529,090.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,918,353.28 : 47,884,254.96 = 10,351,273.30 : x
  2. Step 2: Convert to fraction form
    31,918,353.28/47,884,254.96 = 10,351,273.30/x
  3. Step 3: Cross multiply
    31,918,353.28x = 47,884,254.96 × 10,351,273.30
  4. Step 4: Simplify right side
    31,918,353.28x = 495,663,009,857,840.62
  5. Step 5: Solve for x
    x = 495,663,009,857,840.62/31,918,353.28
  6. Step 6: Final answer
    x = 15,529,090.91

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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.