Home / 47,786,242.10-71,694,540.93-20,134,776.38

Finding the Fourth Proportional to 47,786,242.10, 71,694,540.93 and 20,134,776.38

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Solution

The fourth proportional to 47,786,242.10, 71,694,540.93 and 20,134,776.38 is: 30,208,559.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,786,242.10 : 71,694,540.93 = 20,134,776.38 : x
  2. Step 2: Convert to fraction form
    47,786,242.10/71,694,540.93 = 20,134,776.38/x
  3. Step 3: Cross multiply
    47,786,242.10x = 71,694,540.93 × 20,134,776.38
  4. Step 4: Simplify right side
    47,786,242.10x = 1,443,553,549,292,307.25
  5. Step 5: Solve for x
    x = 1,443,553,549,292,307.25/47,786,242.10
  6. Step 6: Final answer
    x = 30,208,559.74

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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.