Home / 11,159,389.20-15,399,106.86-6,263,665.43

Finding the Fourth Proportional to 11,159,389.20, 15,399,106.86 and 6,263,665.43

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Solution

The fourth proportional to 11,159,389.20, 15,399,106.86 and 6,263,665.43 is: 8,643,381.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159,389.20 : 15,399,106.86 = 6,263,665.43 : x
  2. Step 2: Convert to fraction form
    11,159,389.20/15,399,106.86 = 6,263,665.43/x
  3. Step 3: Cross multiply
    11,159,389.20x = 15,399,106.86 × 6,263,665.43
  4. Step 4: Simplify right side
    11,159,389.20x = 96,454,853,214,862.31
  5. Step 5: Solve for x
    x = 96,454,853,214,862.31/11,159,389.20
  6. Step 6: Final answer
    x = 8,643,381.06

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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.