Home / 12,596,922.70-18,895,384.05-5,407,233.10

Finding the Fourth Proportional to 12,596,922.70, 18,895,384.05 and 5,407,233.10

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Solution

The fourth proportional to 12,596,922.70, 18,895,384.05 and 5,407,233.10 is: 8,110,849.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,922.70 : 18,895,384.05 = 5,407,233.10 : x
  2. Step 2: Convert to fraction form
    12,596,922.70/18,895,384.05 = 5,407,233.10/x
  3. Step 3: Cross multiply
    12,596,922.70x = 18,895,384.05 × 5,407,233.10
  4. Step 4: Simplify right side
    12,596,922.70x = 102,171,746,072,372.05
  5. Step 5: Solve for x
    x = 102,171,746,072,372.05/12,596,922.70
  6. Step 6: Final answer
    x = 8,110,849.65

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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.