Home / 7,661,087.76-10,572,333.12-4,223,253.36

Finding the Fourth Proportional to 7,661,087.76, 10,572,333.12 and 4,223,253.36

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Solution

The fourth proportional to 7,661,087.76, 10,572,333.12 and 4,223,253.36 is: 5,828,107.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,087.76 : 10,572,333.12 = 4,223,253.36 : x
  2. Step 2: Convert to fraction form
    7,661,087.76/10,572,333.12 = 4,223,253.36/x
  3. Step 3: Cross multiply
    7,661,087.76x = 10,572,333.12 × 4,223,253.36
  4. Step 4: Simplify right side
    7,661,087.76x = 44,649,641,372,079.28
  5. Step 5: Solve for x
    x = 44,649,641,372,079.28/7,661,087.76
  6. Step 6: Final answer
    x = 5,828,107.28

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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.