Home / 9,016,286.32-12,443,810.60-5,708,888

Finding the Fourth Proportional to 9,016,286.32, 12,443,810.60 and 5,708,888

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Solution

The fourth proportional to 9,016,286.32, 12,443,810.60 and 5,708,888 is: 7,879,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016,286.32 : 12,443,810.60 = 5,708,888 : x
  2. Step 2: Convert to fraction form
    9,016,286.32/12,443,810.60 = 5,708,888/x
  3. Step 3: Cross multiply
    9,016,286.32x = 12,443,810.60 × 5,708,888
  4. Step 4: Simplify right side
    9,016,286.32x = 71,040,321,008,612.80
  5. Step 5: Solve for x
    x = 71,040,321,008,612.80/9,016,286.32
  6. Step 6: Final answer
    x = 7,879,111.03

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1.5x scale

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.