Home / 19,418,138.10-29,134,205.55-8,066,733.30

Finding the Fourth Proportional to 19,418,138.10, 29,134,205.55 and 8,066,733.30

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Solution

The fourth proportional to 19,418,138.10, 29,134,205.55 and 8,066,733.30 is: 12,103,007.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418,138.10 : 29,134,205.55 = 8,066,733.30 : x
  2. Step 2: Convert to fraction form
    19,418,138.10/29,134,205.55 = 8,066,733.30/x
  3. Step 3: Cross multiply
    19,418,138.10x = 29,134,205.55 × 8,066,733.30
  4. Step 4: Simplify right side
    19,418,138.10x = 235,017,866,079,229.81
  5. Step 5: Solve for x
    x = 235,017,866,079,229.81/19,418,138.10
  6. Step 6: Final answer
    x = 12,103,007.24

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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.