Home / 5,691,931.40-7,855,052.68-3,113,553.18

Finding the Fourth Proportional to 5,691,931.40, 7,855,052.68 and 3,113,553.18

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Solution

The fourth proportional to 5,691,931.40, 7,855,052.68 and 3,113,553.18 is: 4,296,805.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691,931.40 : 7,855,052.68 = 3,113,553.18 : x
  2. Step 2: Convert to fraction form
    5,691,931.40/7,855,052.68 = 3,113,553.18/x
  3. Step 3: Cross multiply
    5,691,931.40x = 7,855,052.68 × 3,113,553.18
  4. Step 4: Simplify right side
    5,691,931.40x = 24,457,124,250,881.52
  5. Step 5: Solve for x
    x = 24,457,124,250,881.52/5,691,931.40
  6. Step 6: Final answer
    x = 4,296,805.87

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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.