Home / 12,510,661.60-17,263,758.64-7,002,774.96

Finding the Fourth Proportional to 12,510,661.60, 17,263,758.64 and 7,002,774.96

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Solution

The fourth proportional to 12,510,661.60, 17,263,758.64 and 7,002,774.96 is: 9,663,295.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510,661.60 : 17,263,758.64 = 7,002,774.96 : x
  2. Step 2: Convert to fraction form
    12,510,661.60/17,263,758.64 = 7,002,774.96/x
  3. Step 3: Cross multiply
    12,510,661.60x = 17,263,758.64 × 7,002,774.96
  4. Step 4: Simplify right side
    12,510,661.60x = 120,894,216,719,675.66
  5. Step 5: Solve for x
    x = 120,894,216,719,675.66/12,510,661.60
  6. Step 6: Final answer
    x = 9,663,295.24

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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.