Home / 12,037,167.57-18,057,121.47-4,364,425.76

Finding the Fourth Proportional to 12,037,167.57, 18,057,121.47 and 4,364,425.76

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Solution

The fourth proportional to 12,037,167.57, 18,057,121.47 and 4,364,425.76 is: 6,547,135.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037,167.57 : 18,057,121.47 = 4,364,425.76 : x
  2. Step 2: Convert to fraction form
    12,037,167.57/18,057,121.47 = 4,364,425.76/x
  3. Step 3: Cross multiply
    12,037,167.57x = 18,057,121.47 × 4,364,425.76
  4. Step 4: Simplify right side
    12,037,167.57x = 78,808,966,073,294.94
  5. Step 5: Solve for x
    x = 78,808,966,073,294.94/12,037,167.57
  6. Step 6: Final answer
    x = 6,547,135.41

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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.