Home / 31,078,002.43-46,609,049.31-9,213,268.78

Finding the Fourth Proportional to 31,078,002.43, 46,609,049.31 and 9,213,268.78

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Solution

The fourth proportional to 31,078,002.43, 46,609,049.31 and 9,213,268.78 is: 13,817,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,078,002.43 : 46,609,049.31 = 9,213,268.78 : x
  2. Step 2: Convert to fraction form
    31,078,002.43/46,609,049.31 = 9,213,268.78/x
  3. Step 3: Cross multiply
    31,078,002.43x = 46,609,049.31 × 9,213,268.78
  4. Step 4: Simplify right side
    31,078,002.43x = 429,421,698,873,303.56
  5. Step 5: Solve for x
    x = 429,421,698,873,303.56/31,078,002.43
  6. Step 6: Final answer
    x = 13,817,545.06

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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.