Home / 12,826,443.03-17,700,835.68-7,244,241.72

Finding the Fourth Proportional to 12,826,443.03, 17,700,835.68 and 7,244,241.72

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Solution

The fourth proportional to 12,826,443.03, 17,700,835.68 and 7,244,241.72 is: 9,997,248.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,826,443.03 : 17,700,835.68 = 7,244,241.72 : x
  2. Step 2: Convert to fraction form
    12,826,443.03/17,700,835.68 = 7,244,241.72/x
  3. Step 3: Cross multiply
    12,826,443.03x = 17,700,835.68 × 7,244,241.72
  4. Step 4: Simplify right side
    12,826,443.03x = 128,229,132,311,920.56
  5. Step 5: Solve for x
    x = 128,229,132,311,920.56/12,826,443.03
  6. Step 6: Final answer
    x = 9,997,248.03

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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.