Home / 3,864,914.16-5,771,344.62-3,156,347.76

Finding the Fourth Proportional to 3,864,914.16, 5,771,344.62 and 3,156,347.76

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Solution

The fourth proportional to 3,864,914.16, 5,771,344.62 and 3,156,347.76 is: 4,713,266.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864,914.16 : 5,771,344.62 = 3,156,347.76 : x
  2. Step 2: Convert to fraction form
    3,864,914.16/5,771,344.62 = 3,156,347.76/x
  3. Step 3: Cross multiply
    3,864,914.16x = 5,771,344.62 × 3,156,347.76
  4. Step 4: Simplify right side
    3,864,914.16x = 18,216,370,663,525.05
  5. Step 5: Solve for x
    x = 18,216,370,663,525.05/3,864,914.16
  6. Step 6: Final answer
    x = 4,713,266.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.