Home / 9,279,082.29-12,805,427.18-5,358,767.47

Finding the Fourth Proportional to 9,279,082.29, 12,805,427.18 and 5,358,767.47

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Solution

The fourth proportional to 9,279,082.29, 12,805,427.18 and 5,358,767.47 is: 7,395,268.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,279,082.29 : 12,805,427.18 = 5,358,767.47 : x
  2. Step 2: Convert to fraction form
    9,279,082.29/12,805,427.18 = 5,358,767.47/x
  3. Step 3: Cross multiply
    9,279,082.29x = 12,805,427.18 × 5,358,767.47
  4. Step 4: Simplify right side
    9,279,082.29x = 68,621,306,611,637.83
  5. Step 5: Solve for x
    x = 68,621,306,611,637.83/9,279,082.29
  6. Step 6: Final answer
    x = 7,395,268.68

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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.