Home / 15,173,568.24-20,934,743.70-9,287,065.77

Finding the Fourth Proportional to 15,173,568.24, 20,934,743.70 and 9,287,065.77

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Solution

The fourth proportional to 15,173,568.24, 20,934,743.70 and 9,287,065.77 is: 12,813,224.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,173,568.24 : 20,934,743.70 = 9,287,065.77 : x
  2. Step 2: Convert to fraction form
    15,173,568.24/20,934,743.70 = 9,287,065.77/x
  3. Step 3: Cross multiply
    15,173,568.24x = 20,934,743.70 × 9,287,065.77
  4. Step 4: Simplify right side
    15,173,568.24x = 194,422,341,619,993.12
  5. Step 5: Solve for x
    x = 194,422,341,619,993.12/15,173,568.24
  6. Step 6: Final answer
    x = 12,813,224.85

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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.