Home / 12,958,380.56-19,425,454.88-5,766,008.24

Finding the Fourth Proportional to 12,958,380.56, 19,425,454.88 and 5,766,008.24

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Solution

The fourth proportional to 12,958,380.56, 19,425,454.88 and 5,766,008.24 is: 8,643,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958,380.56 : 19,425,454.88 = 5,766,008.24 : x
  2. Step 2: Convert to fraction form
    12,958,380.56/19,425,454.88 = 5,766,008.24/x
  3. Step 3: Cross multiply
    12,958,380.56x = 19,425,454.88 × 5,766,008.24
  4. Step 4: Simplify right side
    12,958,380.56x = 112,007,332,903,828.20
  5. Step 5: Solve for x
    x = 112,007,332,903,828.20/12,958,380.56
  6. Step 6: Final answer
    x = 8,643,621.20

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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.