Home / 12,941,448.57-19,412,179.34-4,421,868.57

Finding the Fourth Proportional to 12,941,448.57, 19,412,179.34 and 4,421,868.57

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Solution

The fourth proportional to 12,941,448.57, 19,412,179.34 and 4,421,868.57 is: 6,632,805.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,448.57 : 19,412,179.34 = 4,421,868.57 : x
  2. Step 2: Convert to fraction form
    12,941,448.57/19,412,179.34 = 4,421,868.57/x
  3. Step 3: Cross multiply
    12,941,448.57x = 19,412,179.34 × 4,421,868.57
  4. Step 4: Simplify right side
    12,941,448.57x = 85,838,105,676,640.02
  5. Step 5: Solve for x
    x = 85,838,105,676,640.02/12,941,448.57
  6. Step 6: Final answer
    x = 6,632,805.07

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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.