Home / 49,374,831.20-74,062,246.80-15,299,621.60

Finding the Fourth Proportional to 49,374,831.20, 74,062,246.80 and 15,299,621.60

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Solution

The fourth proportional to 49,374,831.20, 74,062,246.80 and 15,299,621.60 is: 22,949,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,374,831.20 : 74,062,246.80 = 15,299,621.60 : x
  2. Step 2: Convert to fraction form
    49,374,831.20/74,062,246.80 = 15,299,621.60/x
  3. Step 3: Cross multiply
    49,374,831.20x = 74,062,246.80 × 15,299,621.60
  4. Step 4: Simplify right side
    49,374,831.20x = 1,133,124,350,885,810.75
  5. Step 5: Solve for x
    x = 1,133,124,350,885,810.75/49,374,831.20
  6. Step 6: Final answer
    x = 22,949,432.40

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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.