Home / 38,280,625.20-57,420,937.80-37,776,740.40

Finding the Fourth Proportional to 38,280,625.20, 57,420,937.80 and 37,776,740.40

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Solution

The fourth proportional to 38,280,625.20, 57,420,937.80 and 37,776,740.40 is: 56,665,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,280,625.20 : 57,420,937.80 = 37,776,740.40 : x
  2. Step 2: Convert to fraction form
    38,280,625.20/57,420,937.80 = 37,776,740.40/x
  3. Step 3: Cross multiply
    38,280,625.20x = 57,420,937.80 × 37,776,740.40
  4. Step 4: Simplify right side
    38,280,625.20x = 2,169,175,860,795,147
  5. Step 5: Solve for x
    x = 2,169,175,860,795,147/38,280,625.20
  6. Step 6: Final answer
    x = 56,665,110.60

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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.