Home / 7,980,609.29-11,972,595.19-2,588,838.71

Finding the Fourth Proportional to 7,980,609.29, 11,972,595.19 and 2,588,838.71

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Solution

The fourth proportional to 7,980,609.29, 11,972,595.19 and 2,588,838.71 is: 3,883,803.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,980,609.29 : 11,972,595.19 = 2,588,838.71 : x
  2. Step 2: Convert to fraction form
    7,980,609.29/11,972,595.19 = 2,588,838.71/x
  3. Step 3: Cross multiply
    7,980,609.29x = 11,972,595.19 × 2,588,838.71
  4. Step 4: Simplify right side
    7,980,609.29x = 30,995,117,874,087.61
  5. Step 5: Solve for x
    x = 30,995,117,874,087.61/7,980,609.29
  6. Step 6: Final answer
    x = 3,883,803.45

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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.