Home / 8,690,363.40-13,037,100.30-3,642,184.20

Finding the Fourth Proportional to 8,690,363.40, 13,037,100.30 and 3,642,184.20

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Solution

The fourth proportional to 8,690,363.40, 13,037,100.30 and 3,642,184.20 is: 5,463,928.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,690,363.40 : 13,037,100.30 = 3,642,184.20 : x
  2. Step 2: Convert to fraction form
    8,690,363.40/13,037,100.30 = 3,642,184.20/x
  3. Step 3: Cross multiply
    8,690,363.40x = 13,037,100.30 × 3,642,184.20
  4. Step 4: Simplify right side
    8,690,363.40x = 47,483,520,726,475.27
  5. Step 5: Solve for x
    x = 47,483,520,726,475.27/8,690,363.40
  6. Step 6: Final answer
    x = 5,463,928.09

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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.