Home / 6,816,278.24-9,406,135.68-3,718,617.20

Finding the Fourth Proportional to 6,816,278.24, 9,406,135.68 and 3,718,617.20

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Solution

The fourth proportional to 6,816,278.24, 9,406,135.68 and 3,718,617.20 is: 5,131,512.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816,278.24 : 9,406,135.68 = 3,718,617.20 : x
  2. Step 2: Convert to fraction form
    6,816,278.24/9,406,135.68 = 3,718,617.20/x
  3. Step 3: Cross multiply
    6,816,278.24x = 9,406,135.68 × 3,718,617.20
  4. Step 4: Simplify right side
    6,816,278.24x = 34,977,817,925,181.70
  5. Step 5: Solve for x
    x = 34,977,817,925,181.70/6,816,278.24
  6. Step 6: Final answer
    x = 5,131,512.64

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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.