Home / 25,543,491.16-38,281,968.42-10,379,695

Finding the Fourth Proportional to 25,543,491.16, 38,281,968.42 and 10,379,695

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Solution

The fourth proportional to 25,543,491.16, 38,281,968.42 and 10,379,695 is: 15,556,023.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,543,491.16 : 38,281,968.42 = 10,379,695 : x
  2. Step 2: Convert to fraction form
    25,543,491.16/38,281,968.42 = 10,379,695/x
  3. Step 3: Cross multiply
    25,543,491.16x = 38,281,968.42 × 10,379,695
  4. Step 4: Simplify right side
    25,543,491.16x = 397,355,156,199,231.94
  5. Step 5: Solve for x
    x = 397,355,156,199,231.94/25,543,491.16
  6. Step 6: Final answer
    x = 15,556,023.79

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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.