Home / 55,343,115.10-83,014,672.65-52,207,831.90

Finding the Fourth Proportional to 55,343,115.10, 83,014,672.65 and 52,207,831.90

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Solution

The fourth proportional to 55,343,115.10, 83,014,672.65 and 52,207,831.90 is: 78,311,747.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,343,115.10 : 83,014,672.65 = 52,207,831.90 : x
  2. Step 2: Convert to fraction form
    55,343,115.10/83,014,672.65 = 52,207,831.90/x
  3. Step 3: Cross multiply
    55,343,115.10x = 83,014,672.65 × 52,207,831.90
  4. Step 4: Simplify right side
    55,343,115.10x = 4,334,016,074,944,727.50
  5. Step 5: Solve for x
    x = 4,334,016,074,944,727.50/55,343,115.10
  6. Step 6: Final answer
    x = 78,311,747.85

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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.