Home / 9,215,161.61-13,822,693.08-2,391,729.81

Finding the Fourth Proportional to 9,215,161.61, 13,822,693.08 and 2,391,729.81

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Solution

The fourth proportional to 9,215,161.61, 13,822,693.08 and 2,391,729.81 is: 3,587,581.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,161.61 : 13,822,693.08 = 2,391,729.81 : x
  2. Step 2: Convert to fraction form
    9,215,161.61/13,822,693.08 = 2,391,729.81/x
  3. Step 3: Cross multiply
    9,215,161.61x = 13,822,693.08 × 2,391,729.81
  4. Step 4: Simplify right side
    9,215,161.61x = 33,060,147,093,916.71
  5. Step 5: Solve for x
    x = 33,060,147,093,916.71/9,215,161.61
  6. Step 6: Final answer
    x = 3,587,581.91

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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.