Home / 7,526,979.36-10,386,482-4,263,142.56

Finding the Fourth Proportional to 7,526,979.36, 10,386,482 and 4,263,142.56

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Solution

The fourth proportional to 7,526,979.36, 10,386,482 and 4,263,142.56 is: 5,882,712.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,526,979.36 : 10,386,482 = 4,263,142.56 : x
  2. Step 2: Convert to fraction form
    7,526,979.36/10,386,482 = 4,263,142.56/x
  3. Step 3: Cross multiply
    7,526,979.36x = 10,386,482 × 4,263,142.56
  4. Step 4: Simplify right side
    7,526,979.36x = 44,279,053,462,873.91
  5. Step 5: Solve for x
    x = 44,279,053,462,873.91/7,526,979.36
  6. Step 6: Final answer
    x = 5,882,712.22

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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.