Home / 60,341,128.80-90,511,693.20-54,294,511.20

Finding the Fourth Proportional to 60,341,128.80, 90,511,693.20 and 54,294,511.20

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Solution

The fourth proportional to 60,341,128.80, 90,511,693.20 and 54,294,511.20 is: 81,441,766.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,341,128.80 : 90,511,693.20 = 54,294,511.20 : x
  2. Step 2: Convert to fraction form
    60,341,128.80/90,511,693.20 = 54,294,511.20/x
  3. Step 3: Cross multiply
    60,341,128.80x = 90,511,693.20 × 54,294,511.20
  4. Step 4: Simplify right side
    60,341,128.80x = 4,914,288,140,178,364
  5. Step 5: Solve for x
    x = 4,914,288,140,178,364/60,341,128.80
  6. Step 6: Final answer
    x = 81,441,766.80

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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.