Home / 9,172,641.20-13,740,040.20-5,374,612.40

Finding the Fourth Proportional to 9,172,641.20, 13,740,040.20 and 5,374,612.40

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Solution

The fourth proportional to 9,172,641.20, 13,740,040.20 and 5,374,612.40 is: 8,050,831.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,641.20 : 13,740,040.20 = 5,374,612.40 : x
  2. Step 2: Convert to fraction form
    9,172,641.20/13,740,040.20 = 5,374,612.40/x
  3. Step 3: Cross multiply
    9,172,641.20x = 13,740,040.20 × 5,374,612.40
  4. Step 4: Simplify right side
    9,172,641.20x = 73,847,390,435,418.48
  5. Step 5: Solve for x
    x = 73,847,390,435,418.48/9,172,641.20
  6. Step 6: Final answer
    x = 8,050,831.69

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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.