Home / 10,347,805.20-15,521,707.80-9,568,358.40

Finding the Fourth Proportional to 10,347,805.20, 15,521,707.80 and 9,568,358.40

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Solution

The fourth proportional to 10,347,805.20, 15,521,707.80 and 9,568,358.40 is: 14,352,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,805.20 : 15,521,707.80 = 9,568,358.40 : x
  2. Step 2: Convert to fraction form
    10,347,805.20/15,521,707.80 = 9,568,358.40/x
  3. Step 3: Cross multiply
    10,347,805.20x = 15,521,707.80 × 9,568,358.40
  4. Step 4: Simplify right side
    10,347,805.20x = 148,517,263,210,475.53
  5. Step 5: Solve for x
    x = 148,517,263,210,475.53/10,347,805.20
  6. Step 6: Final answer
    x = 14,352,537.60

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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.