Home / 20,265,264.50-30,393,338.22-9,324,959.87

Finding the Fourth Proportional to 20,265,264.50, 30,393,338.22 and 9,324,959.87

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Solution

The fourth proportional to 20,265,264.50, 30,393,338.22 and 9,324,959.87 is: 13,985,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265,264.50 : 30,393,338.22 = 9,324,959.87 : x
  2. Step 2: Convert to fraction form
    20,265,264.50/30,393,338.22 = 9,324,959.87/x
  3. Step 3: Cross multiply
    20,265,264.50x = 30,393,338.22 × 9,324,959.87
  4. Step 4: Simplify right side
    20,265,264.50x = 283,416,659,216,837.19
  5. Step 5: Solve for x
    x = 283,416,659,216,837.19/20,265,264.50
  6. Step 6: Final answer
    x = 13,985,342.22

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1.5x scale

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.