Home / 53,917,898.60-80,876,847.90-15,580,663.40

Finding the Fourth Proportional to 53,917,898.60, 80,876,847.90 and 15,580,663.40

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Solution

The fourth proportional to 53,917,898.60, 80,876,847.90 and 15,580,663.40 is: 23,370,995.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,917,898.60 : 80,876,847.90 = 15,580,663.40 : x
  2. Step 2: Convert to fraction form
    53,917,898.60/80,876,847.90 = 15,580,663.40/x
  3. Step 3: Cross multiply
    53,917,898.60x = 80,876,847.90 × 15,580,663.40
  4. Step 4: Simplify right side
    53,917,898.60x = 1,260,114,943,982,897
  5. Step 5: Solve for x
    x = 1,260,114,943,982,897/53,917,898.60
  6. Step 6: Final answer
    x = 23,370,995.10

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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.