Home / 60,341,137.80-90,511,706.70-54,294,520.20

Finding the Fourth Proportional to 60,341,137.80, 90,511,706.70 and 54,294,520.20

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Solution

The fourth proportional to 60,341,137.80, 90,511,706.70 and 54,294,520.20 is: 81,441,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,341,137.80 : 90,511,706.70 = 54,294,520.20 : x
  2. Step 2: Convert to fraction form
    60,341,137.80/90,511,706.70 = 54,294,520.20/x
  3. Step 3: Cross multiply
    60,341,137.80x = 90,511,706.70 × 54,294,520.20
  4. Step 4: Simplify right side
    60,341,137.80x = 4,914,289,687,759,626
  5. Step 5: Solve for x
    x = 4,914,289,687,759,626/60,341,137.80
  6. Step 6: Final answer
    x = 81,441,780.30

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1.5x scale

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.