Home / 31,980,600.96-47,894,035.20-18,292,248.96

Finding the Fourth Proportional to 31,980,600.96, 47,894,035.20 and 18,292,248.96

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Solution

The fourth proportional to 31,980,600.96, 47,894,035.20 and 18,292,248.96 is: 27,394,407.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,980,600.96 : 47,894,035.20 = 18,292,248.96 : x
  2. Step 2: Convert to fraction form
    31,980,600.96/47,894,035.20 = 18,292,248.96/x
  3. Step 3: Cross multiply
    31,980,600.96x = 47,894,035.20 × 18,292,248.96
  4. Step 4: Simplify right side
    31,980,600.96x = 876,089,615,577,403.50
  5. Step 5: Solve for x
    x = 876,089,615,577,403.50/31,980,600.96
  6. Step 6: Final answer
    x = 27,394,407.52

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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.