Home / 13,626,240.15-20,447,869.51-9,080,478.64

Finding the Fourth Proportional to 13,626,240.15, 20,447,869.51 and 9,080,478.64

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Solution

The fourth proportional to 13,626,240.15, 20,447,869.51 and 9,080,478.64 is: 13,626,388.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626,240.15 : 20,447,869.51 = 9,080,478.64 : x
  2. Step 2: Convert to fraction form
    13,626,240.15/20,447,869.51 = 9,080,478.64/x
  3. Step 3: Cross multiply
    13,626,240.15x = 20,447,869.51 × 9,080,478.64
  4. Step 4: Simplify right side
    13,626,240.15x = 185,676,442,216,822.94
  5. Step 5: Solve for x
    x = 185,676,442,216,822.94/13,626,240.15
  6. Step 6: Final answer
    x = 13,626,388.51

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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.