Home / 34,149,373.77-47,142,017.52-20,206,344.81

Finding the Fourth Proportional to 34,149,373.77, 47,142,017.52 and 20,206,344.81

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Solution

The fourth proportional to 34,149,373.77, 47,142,017.52 and 20,206,344.81 is: 27,894,153.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149,373.77 : 47,142,017.52 = 20,206,344.81 : x
  2. Step 2: Convert to fraction form
    34,149,373.77/47,142,017.52 = 20,206,344.81/x
  3. Step 3: Cross multiply
    34,149,373.77x = 47,142,017.52 × 20,206,344.81
  4. Step 4: Simplify right side
    34,149,373.77x = 952,567,861,048,181.12
  5. Step 5: Solve for x
    x = 952,567,861,048,181.12/34,149,373.77
  6. Step 6: Final answer
    x = 27,894,153.12

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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.