Home / 15,605,374.38-23,382,499.62-8,311,089.68

Finding the Fourth Proportional to 15,605,374.38, 23,382,499.62 and 8,311,089.68

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Solution

The fourth proportional to 15,605,374.38, 23,382,499.62 and 8,311,089.68 is: 12,453,020.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,374.38 : 23,382,499.62 = 8,311,089.68 : x
  2. Step 2: Convert to fraction form
    15,605,374.38/23,382,499.62 = 8,311,089.68/x
  3. Step 3: Cross multiply
    15,605,374.38x = 23,382,499.62 × 8,311,089.68
  4. Step 4: Simplify right side
    15,605,374.38x = 194,334,051,284,385.94
  5. Step 5: Solve for x
    x = 194,334,051,284,385.94/15,605,374.38
  6. Step 6: Final answer
    x = 12,453,020.77

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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.