Home / 10,347,809.20-15,521,713.80-9,568,362.40

Finding the Fourth Proportional to 10,347,809.20, 15,521,713.80 and 9,568,362.40

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Solution

The fourth proportional to 10,347,809.20, 15,521,713.80 and 9,568,362.40 is: 14,352,543.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,809.20 : 15,521,713.80 = 9,568,362.40 : x
  2. Step 2: Convert to fraction form
    10,347,809.20/15,521,713.80 = 9,568,362.40/x
  3. Step 3: Cross multiply
    10,347,809.20x = 15,521,713.80 × 9,568,362.40
  4. Step 4: Simplify right side
    10,347,809.20x = 148,517,382,707,481.12
  5. Step 5: Solve for x
    x = 148,517,382,707,481.12/10,347,809.20
  6. Step 6: Final answer
    x = 14,352,543.60

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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.