Home / 6,386,343.80-9,579,515.70-5,693,502.20

Finding the Fourth Proportional to 6,386,343.80, 9,579,515.70 and 5,693,502.20

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Solution

The fourth proportional to 6,386,343.80, 9,579,515.70 and 5,693,502.20 is: 8,540,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,343.80 : 9,579,515.70 = 5,693,502.20 : x
  2. Step 2: Convert to fraction form
    6,386,343.80/9,579,515.70 = 5,693,502.20/x
  3. Step 3: Cross multiply
    6,386,343.80x = 9,579,515.70 × 5,693,502.20
  4. Step 4: Simplify right side
    6,386,343.80x = 54,540,993,712,884.54
  5. Step 5: Solve for x
    x = 54,540,993,712,884.54/6,386,343.80
  6. Step 6: Final answer
    x = 8,540,253.30

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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.