Home / 15,035,281.08-20,745,686.52-9,150,974.16

Finding the Fourth Proportional to 15,035,281.08, 20,745,686.52 and 9,150,974.16

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Solution

The fourth proportional to 15,035,281.08, 20,745,686.52 and 9,150,974.16 is: 12,626,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,035,281.08 : 20,745,686.52 = 9,150,974.16 : x
  2. Step 2: Convert to fraction form
    15,035,281.08/20,745,686.52 = 9,150,974.16/x
  3. Step 3: Cross multiply
    15,035,281.08x = 20,745,686.52 × 9,150,974.16
  4. Step 4: Simplify right side
    15,035,281.08x = 189,843,241,275,980.31
  5. Step 5: Solve for x
    x = 189,843,241,275,980.31/15,035,281.08
  6. Step 6: Final answer
    x = 12,626,517.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.