Home / 46,327,703.90-69,492,047.92-13,979,890.78

Finding the Fourth Proportional to 46,327,703.90, 69,492,047.92 and 13,979,890.78

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Solution

The fourth proportional to 46,327,703.90, 69,492,047.92 and 13,979,890.78 is: 20,969,984.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,327,703.90 : 69,492,047.92 = 13,979,890.78 : x
  2. Step 2: Convert to fraction form
    46,327,703.90/69,492,047.92 = 13,979,890.78/x
  3. Step 3: Cross multiply
    46,327,703.90x = 69,492,047.92 × 13,979,890.78
  4. Step 4: Simplify right side
    46,327,703.90x = 971,491,239,791,446.38
  5. Step 5: Solve for x
    x = 971,491,239,791,446.38/46,327,703.90
  6. Step 6: Final answer
    x = 20,969,984.66

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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.