Home / 17,551,377.90-26,327,066.85-7,985,439.90

Finding the Fourth Proportional to 17,551,377.90, 26,327,066.85 and 7,985,439.90

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Solution

The fourth proportional to 17,551,377.90, 26,327,066.85 and 7,985,439.90 is: 11,978,159.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,551,377.90 : 26,327,066.85 = 7,985,439.90 : x
  2. Step 2: Convert to fraction form
    17,551,377.90/26,327,066.85 = 7,985,439.90/x
  3. Step 3: Cross multiply
    17,551,377.90x = 26,327,066.85 × 7,985,439.90
  4. Step 4: Simplify right side
    17,551,377.90x = 210,233,210,073,957.34
  5. Step 5: Solve for x
    x = 210,233,210,073,957.34/17,551,377.90
  6. Step 6: Final answer
    x = 11,978,159.85

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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.