Home / 31,549,301.20-47,291,292.60-17,141,928.40

Finding the Fourth Proportional to 31,549,301.20, 47,291,292.60 and 17,141,928.40

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Solution

The fourth proportional to 31,549,301.20, 47,291,292.60 and 17,141,928.40 is: 25,695,147.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,549,301.20 : 47,291,292.60 = 17,141,928.40 : x
  2. Step 2: Convert to fraction form
    31,549,301.20/47,291,292.60 = 17,141,928.40/x
  3. Step 3: Cross multiply
    31,549,301.20x = 47,291,292.60 × 17,141,928.40
  4. Step 4: Simplify right side
    31,549,301.20x = 810,663,951,692,649.75
  5. Step 5: Solve for x
    x = 810,663,951,692,649.75/31,549,301.20
  6. Step 6: Final answer
    x = 25,695,147.62

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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.