Home / 11,338,185.80-15,646,022.16-6,442,728.46

Finding the Fourth Proportional to 11,338,185.80, 15,646,022.16 and 6,442,728.46

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Solution

The fourth proportional to 11,338,185.80, 15,646,022.16 and 6,442,728.46 is: 8,890,582.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,338,185.80 : 15,646,022.16 = 6,442,728.46 : x
  2. Step 2: Convert to fraction form
    11,338,185.80/15,646,022.16 = 6,442,728.46/x
  3. Step 3: Cross multiply
    11,338,185.80x = 15,646,022.16 × 6,442,728.46
  4. Step 4: Simplify right side
    11,338,185.80x = 100,803,072,256,022.67
  5. Step 5: Solve for x
    x = 100,803,072,256,022.67/11,338,185.80
  6. Step 6: Final answer
    x = 8,890,582.15

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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.