Home / 7,329,825.15-10,115,428.98-4,428,655.52

Finding the Fourth Proportional to 7,329,825.15, 10,115,428.98 and 4,428,655.52

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Solution

The fourth proportional to 7,329,825.15, 10,115,428.98 and 4,428,655.52 is: 6,111,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329,825.15 : 10,115,428.98 = 4,428,655.52 : x
  2. Step 2: Convert to fraction form
    7,329,825.15/10,115,428.98 = 4,428,655.52/x
  3. Step 3: Cross multiply
    7,329,825.15x = 10,115,428.98 × 4,428,655.52
  4. Step 4: Simplify right side
    7,329,825.15x = 44,797,750,338,867.82
  5. Step 5: Solve for x
    x = 44,797,750,338,867.82/7,329,825.15
  6. Step 6: Final answer
    x = 6,111,707.91

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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.