Home / 7,972,277.40-11,960,165.70-2,580,010.20

Finding the Fourth Proportional to 7,972,277.40, 11,960,165.70 and 2,580,010.20

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Solution

The fourth proportional to 7,972,277.40, 11,960,165.70 and 2,580,010.20 is: 3,870,581.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,277.40 : 11,960,165.70 = 2,580,010.20 : x
  2. Step 2: Convert to fraction form
    7,972,277.40/11,960,165.70 = 2,580,010.20/x
  3. Step 3: Cross multiply
    7,972,277.40x = 11,960,165.70 × 2,580,010.20
  4. Step 4: Simplify right side
    7,972,277.40x = 30,857,349,499,690.14
  5. Step 5: Solve for x
    x = 30,857,349,499,690.14/7,972,277.40
  6. Step 6: Final answer
    x = 3,870,581.51

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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.