Home / 31,536,166.20-47,215,775.70-30,651,430.20

Finding the Fourth Proportional to 31,536,166.20, 47,215,775.70 and 30,651,430.20

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Solution

The fourth proportional to 31,536,166.20, 47,215,775.70 and 30,651,430.20 is: 45,891,153.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,166.20 : 47,215,775.70 = 30,651,430.20 : x
  2. Step 2: Convert to fraction form
    31,536,166.20/47,215,775.70 = 30,651,430.20/x
  3. Step 3: Cross multiply
    31,536,166.20x = 47,215,775.70 × 30,651,430.20
  4. Step 4: Simplify right side
    31,536,166.20x = 1,447,231,053,207,406.25
  5. Step 5: Solve for x
    x = 1,447,231,053,207,406.25/31,536,166.20
  6. Step 6: Final answer
    x = 45,891,153.80

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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.