Home / 11,284,694.10-15,572,937.65-6,390,868.80

Finding the Fourth Proportional to 11,284,694.10, 15,572,937.65 and 6,390,868.80

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Solution

The fourth proportional to 11,284,694.10, 15,572,937.65 and 6,390,868.80 is: 8,819,432.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,694.10 : 15,572,937.65 = 6,390,868.80 : x
  2. Step 2: Convert to fraction form
    11,284,694.10/15,572,937.65 = 6,390,868.80/x
  3. Step 3: Cross multiply
    11,284,694.10x = 15,572,937.65 × 6,390,868.80
  4. Step 4: Simplify right side
    11,284,694.10x = 99,524,601,351,730.31
  5. Step 5: Solve for x
    x = 99,524,601,351,730.31/11,284,694.10
  6. Step 6: Final answer
    x = 8,819,432.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.