Home / 12,475,040.32-17,217,049.44-7,581,062.08

Finding the Fourth Proportional to 12,475,040.32, 17,217,049.44 and 7,581,062.08

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Solution

The fourth proportional to 12,475,040.32, 17,217,049.44 and 7,581,062.08 is: 10,462,773.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,475,040.32 : 17,217,049.44 = 7,581,062.08 : x
  2. Step 2: Convert to fraction form
    12,475,040.32/17,217,049.44 = 7,581,062.08/x
  3. Step 3: Cross multiply
    12,475,040.32x = 17,217,049.44 × 7,581,062.08
  4. Step 4: Simplify right side
    12,475,040.32x = 130,523,520,639,069.25
  5. Step 5: Solve for x
    x = 130,523,520,639,069.25/12,475,040.32
  6. Step 6: Final answer
    x = 10,462,773.45

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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.