Home / 18,448,241.60-25,460,921.76-10,711,743.68

Finding the Fourth Proportional to 18,448,241.60, 25,460,921.76 and 10,711,743.68

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Solution

The fourth proportional to 18,448,241.60, 25,460,921.76 and 10,711,743.68 is: 14,783,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448,241.60 : 25,460,921.76 = 10,711,743.68 : x
  2. Step 2: Convert to fraction form
    18,448,241.60/25,460,921.76 = 10,711,743.68/x
  3. Step 3: Cross multiply
    18,448,241.60x = 25,460,921.76 × 10,711,743.68
  4. Step 4: Simplify right side
    18,448,241.60x = 272,730,867,749,654.50
  5. Step 5: Solve for x
    x = 272,730,867,749,654.50/18,448,241.60
  6. Step 6: Final answer
    x = 14,783,569.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.