Home / 91,512,132.65-137,268,088.81-23,354,831.69

Finding the Fourth Proportional to 91,512,132.65, 137,268,088.81 and 23,354,831.69

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Solution

The fourth proportional to 91,512,132.65, 137,268,088.81 and 23,354,831.69 is: 35,032,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,512,132.65 : 137,268,088.81 = 23,354,831.69 : x
  2. Step 2: Convert to fraction form
    91,512,132.65/137,268,088.81 = 23,354,831.69/x
  3. Step 3: Cross multiply
    91,512,132.65x = 137,268,088.81 × 23,354,831.69
  4. Step 4: Simplify right side
    91,512,132.65x = 3,205,873,110,565,522.50
  5. Step 5: Solve for x
    x = 3,205,873,110,565,522.50/91,512,132.65
  6. Step 6: Final answer
    x = 35,032,219.42

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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.