Home / 15,522,033.12-21,265,281.84-14,940,225.48

Finding the Fourth Proportional to 15,522,033.12, 21,265,281.84 and 14,940,225.48

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Solution

The fourth proportional to 15,522,033.12, 21,265,281.84 and 14,940,225.48 is: 20,468,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,522,033.12 : 21,265,281.84 = 14,940,225.48 : x
  2. Step 2: Convert to fraction form
    15,522,033.12/21,265,281.84 = 14,940,225.48/x
  3. Step 3: Cross multiply
    15,522,033.12x = 21,265,281.84 × 14,940,225.48
  4. Step 4: Simplify right side
    15,522,033.12x = 317,708,105,585,349.31
  5. Step 5: Solve for x
    x = 317,708,105,585,349.31/15,522,033.12
  6. Step 6: Final answer
    x = 20,468,201.76

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.