Home / 6,517,837.30-9,781,421.55-3,674,931.70

Finding the Fourth Proportional to 6,517,837.30, 9,781,421.55 and 3,674,931.70

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Solution

The fourth proportional to 6,517,837.30, 9,781,421.55 and 3,674,931.70 is: 5,515,028.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,517,837.30 : 9,781,421.55 = 3,674,931.70 : x
  2. Step 2: Convert to fraction form
    6,517,837.30/9,781,421.55 = 3,674,931.70/x
  3. Step 3: Cross multiply
    6,517,837.30x = 9,781,421.55 × 3,674,931.70
  4. Step 4: Simplify right side
    6,517,837.30x = 35,946,056,125,158.14
  5. Step 5: Solve for x
    x = 35,946,056,125,158.14/6,517,837.30
  6. Step 6: Final answer
    x = 5,515,028.14

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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.