Home / 8,249,041.20-12,375,311.40-2,491,982.40

Finding the Fourth Proportional to 8,249,041.20, 12,375,311.40 and 2,491,982.40

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Solution

The fourth proportional to 8,249,041.20, 12,375,311.40 and 2,491,982.40 is: 3,738,502.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,249,041.20 : 12,375,311.40 = 2,491,982.40 : x
  2. Step 2: Convert to fraction form
    8,249,041.20/12,375,311.40 = 2,491,982.40/x
  3. Step 3: Cross multiply
    8,249,041.20x = 12,375,311.40 × 2,491,982.40
  4. Step 4: Simplify right side
    8,249,041.20x = 30,839,058,203,319.36
  5. Step 5: Solve for x
    x = 30,839,058,203,319.36/8,249,041.20
  6. Step 6: Final answer
    x = 3,738,502.14

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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.