Home / 9,279,080.29-12,805,424.42-5,358,765.47

Finding the Fourth Proportional to 9,279,080.29, 12,805,424.42 and 5,358,765.47

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Solution

The fourth proportional to 9,279,080.29, 12,805,424.42 and 5,358,765.47 is: 7,395,265.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279,080.29 : 12,805,424.42 = 5,358,765.47 : x
  2. Step 2: Convert to fraction form
    9,279,080.29/12,805,424.42 = 5,358,765.47/x
  3. Step 3: Cross multiply
    9,279,080.29x = 12,805,424.42 × 5,358,765.47
  4. Step 4: Simplify right side
    9,279,080.29x = 68,621,266,215,810.51
  5. Step 5: Solve for x
    x = 68,621,266,215,810.51/9,279,080.29
  6. Step 6: Final answer
    x = 7,395,265.92

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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.