Home / 82,944,061.20-124,416,091.80-25,435,875.60

Finding the Fourth Proportional to 82,944,061.20, 124,416,091.80 and 25,435,875.60

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Solution

The fourth proportional to 82,944,061.20, 124,416,091.80 and 25,435,875.60 is: 38,153,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,061.20 : 124,416,091.80 = 25,435,875.60 : x
  2. Step 2: Convert to fraction form
    82,944,061.20/124,416,091.80 = 25,435,875.60/x
  3. Step 3: Cross multiply
    82,944,061.20x = 124,416,091.80 × 25,435,875.60
  4. Step 4: Simplify right side
    82,944,061.20x = 3,164,632,233,662,980
  5. Step 5: Solve for x
    x = 3,164,632,233,662,980/82,944,061.20
  6. Step 6: Final answer
    x = 38,153,813.40

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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.