Home / 10,185,538.68-15,278,086.08-4,791,199.10

Finding the Fourth Proportional to 10,185,538.68, 15,278,086.08 and 4,791,199.10

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Solution

The fourth proportional to 10,185,538.68, 15,278,086.08 and 4,791,199.10 is: 7,186,694.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,185,538.68 : 15,278,086.08 = 4,791,199.10 : x
  2. Step 2: Convert to fraction form
    10,185,538.68/15,278,086.08 = 4,791,199.10/x
  3. Step 3: Cross multiply
    10,185,538.68x = 15,278,086.08 × 4,791,199.10
  4. Step 4: Simplify right side
    10,185,538.68x = 73,200,352,199,828.09
  5. Step 5: Solve for x
    x = 73,200,352,199,828.09/10,185,538.68
  6. Step 6: Final answer
    x = 7,186,694.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.