Home / 31,549,278.20-47,291,258.10-17,141,905.40

Finding the Fourth Proportional to 31,549,278.20, 47,291,258.10 and 17,141,905.40

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Solution

The fourth proportional to 31,549,278.20, 47,291,258.10 and 17,141,905.40 is: 25,695,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,278.20 : 47,291,258.10 = 17,141,905.40 : x
  2. Step 2: Convert to fraction form
    31,549,278.20/47,291,258.10 = 17,141,905.40/x
  3. Step 3: Cross multiply
    31,549,278.20x = 47,291,258.10 × 17,141,905.40
  4. Step 4: Simplify right side
    31,549,278.20x = 810,662,272,597,183.75
  5. Step 5: Solve for x
    x = 810,662,272,597,183.75/31,549,278.20
  6. Step 6: Final answer
    x = 25,695,113.13

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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.