Home / 31,514,827.06-47,268,689.01-8,487,447.07

Finding the Fourth Proportional to 31,514,827.06, 47,268,689.01 and 8,487,447.07

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Solution

The fourth proportional to 31,514,827.06, 47,268,689.01 and 8,487,447.07 is: 12,730,214.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,514,827.06 : 47,268,689.01 = 8,487,447.07 : x
  2. Step 2: Convert to fraction form
    31,514,827.06/47,268,689.01 = 8,487,447.07/x
  3. Step 3: Cross multiply
    31,514,827.06x = 47,268,689.01 × 8,487,447.07
  4. Step 4: Simplify right side
    31,514,827.06x = 401,190,496,040,665.69
  5. Step 5: Solve for x
    x = 401,190,496,040,665.69/31,514,827.06
  6. Step 6: Final answer
    x = 12,730,214.11

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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.