Home / 15,552,787.20-23,329,180.80-7,994,515.20

Finding the Fourth Proportional to 15,552,787.20, 23,329,180.80 and 7,994,515.20

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Solution

The fourth proportional to 15,552,787.20, 23,329,180.80 and 7,994,515.20 is: 11,991,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,787.20 : 23,329,180.80 = 7,994,515.20 : x
  2. Step 2: Convert to fraction form
    15,552,787.20/23,329,180.80 = 7,994,515.20/x
  3. Step 3: Cross multiply
    15,552,787.20x = 23,329,180.80 × 7,994,515.20
  4. Step 4: Simplify right side
    15,552,787.20x = 186,505,490,509,148.16
  5. Step 5: Solve for x
    x = 186,505,490,509,148.16/15,552,787.20
  6. Step 6: Final answer
    x = 11,991,772.80

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Similar ratio
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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.