Home / 6,768,717.21-10,156,176.29-2,931,713.19

Finding the Fourth Proportional to 6,768,717.21, 10,156,176.29 and 2,931,713.19

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Solution

The fourth proportional to 6,768,717.21, 10,156,176.29 and 2,931,713.19 is: 4,398,912.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,768,717.21 : 10,156,176.29 = 2,931,713.19 : x
  2. Step 2: Convert to fraction form
    6,768,717.21/10,156,176.29 = 2,931,713.19/x
  3. Step 3: Cross multiply
    6,768,717.21x = 10,156,176.29 × 2,931,713.19
  4. Step 4: Simplify right side
    6,768,717.21x = 29,774,995,996,687.55
  5. Step 5: Solve for x
    x = 29,774,995,996,687.55/6,768,717.21
  6. Step 6: Final answer
    x = 4,398,912.69

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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.