Home / 7,528,326.88-10,389,185.68-4,090,625.32

Finding the Fourth Proportional to 7,528,326.88, 10,389,185.68 and 4,090,625.32

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Solution

The fourth proportional to 7,528,326.88, 10,389,185.68 and 4,090,625.32 is: 5,645,114.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,326.88 : 10,389,185.68 = 4,090,625.32 : x
  2. Step 2: Convert to fraction form
    7,528,326.88/10,389,185.68 = 4,090,625.32/x
  3. Step 3: Cross multiply
    7,528,326.88x = 10,389,185.68 × 4,090,625.32
  4. Step 4: Simplify right side
    7,528,326.88x = 42,498,265,996,789.41
  5. Step 5: Solve for x
    x = 42,498,265,996,789.41/7,528,326.88
  6. Step 6: Final answer
    x = 5,645,114.34

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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.