Home / 12,037,167.82-18,057,121.85-4,364,426.01

Finding the Fourth Proportional to 12,037,167.82, 18,057,121.85 and 4,364,426.01

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Solution

The fourth proportional to 12,037,167.82, 18,057,121.85 and 4,364,426.01 is: 6,547,135.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037,167.82 : 18,057,121.85 = 4,364,426.01 : x
  2. Step 2: Convert to fraction form
    12,037,167.82/18,057,121.85 = 4,364,426.01/x
  3. Step 3: Cross multiply
    12,037,167.82x = 18,057,121.85 × 4,364,426.01
  4. Step 4: Simplify right side
    12,037,167.82x = 78,808,972,246,057.17
  5. Step 5: Solve for x
    x = 78,808,972,246,057.17/12,037,167.82
  6. Step 6: Final answer
    x = 6,547,135.79

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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.