Home / 7,518,385.63-10,375,382.26-4,080,625.75

Finding the Fourth Proportional to 7,518,385.63, 10,375,382.26 and 4,080,625.75

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Solution

The fourth proportional to 7,518,385.63, 10,375,382.26 and 4,080,625.75 is: 5,631,269.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518,385.63 : 10,375,382.26 = 4,080,625.75 : x
  2. Step 2: Convert to fraction form
    7,518,385.63/10,375,382.26 = 4,080,625.75/x
  3. Step 3: Cross multiply
    7,518,385.63x = 10,375,382.26 × 4,080,625.75
  4. Step 4: Simplify right side
    7,518,385.63x = 42,338,052,011,365.69
  5. Step 5: Solve for x
    x = 42,338,052,011,365.69/7,518,385.63
  6. Step 6: Final answer
    x = 5,631,269.01

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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.