Home / 34,149,347.15-47,141,980.76-20,206,318.19

Finding the Fourth Proportional to 34,149,347.15, 47,141,980.76 and 20,206,318.19

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Solution

The fourth proportional to 34,149,347.15, 47,141,980.76 and 20,206,318.19 is: 27,894,116.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149,347.15 : 47,141,980.76 = 20,206,318.19 : x
  2. Step 2: Convert to fraction form
    34,149,347.15/47,141,980.76 = 20,206,318.19/x
  3. Step 3: Cross multiply
    34,149,347.15x = 47,141,980.76 × 20,206,318.19
  4. Step 4: Simplify right side
    34,149,347.15x = 952,565,863,158,223.88
  5. Step 5: Solve for x
    x = 952,565,863,158,223.88/34,149,347.15
  6. Step 6: Final answer
    x = 27,894,116.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.