Home / 31,304,168.28-46,934,250.26-13,788,412.65

Finding the Fourth Proportional to 31,304,168.28, 46,934,250.26 and 13,788,412.65

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Solution

The fourth proportional to 31,304,168.28, 46,934,250.26 and 13,788,412.65 is: 20,672,927.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,304,168.28 : 46,934,250.26 = 13,788,412.65 : x
  2. Step 2: Convert to fraction form
    31,304,168.28/46,934,250.26 = 13,788,412.65/x
  3. Step 3: Cross multiply
    31,304,168.28x = 46,934,250.26 × 13,788,412.65
  4. Step 4: Simplify right side
    31,304,168.28x = 647,148,809,934,307.75
  5. Step 5: Solve for x
    x = 647,148,809,934,307.75/31,304,168.28
  6. Step 6: Final answer
    x = 20,672,927.78

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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.