Home / 15,552,142.20-23,328,213.30-9,878,772.60

Finding the Fourth Proportional to 15,552,142.20, 23,328,213.30 and 9,878,772.60

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Solution

The fourth proportional to 15,552,142.20, 23,328,213.30 and 9,878,772.60 is: 14,818,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,142.20 : 23,328,213.30 = 9,878,772.60 : x
  2. Step 2: Convert to fraction form
    15,552,142.20/23,328,213.30 = 9,878,772.60/x
  3. Step 3: Cross multiply
    15,552,142.20x = 23,328,213.30 × 9,878,772.60
  4. Step 4: Simplify right side
    15,552,142.20x = 230,454,114,354,995.59
  5. Step 5: Solve for x
    x = 230,454,114,354,995.59/15,552,142.20
  6. Step 6: Final answer
    x = 14,818,158.90

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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.