Home / 15,815,230.32-23,723,367.94-5,440,345.32

Finding the Fourth Proportional to 15,815,230.32, 23,723,367.94 and 5,440,345.32

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Solution

The fourth proportional to 15,815,230.32, 23,723,367.94 and 5,440,345.32 is: 8,160,697.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,815,230.32 : 23,723,367.94 = 5,440,345.32 : x
  2. Step 2: Convert to fraction form
    15,815,230.32/23,723,367.94 = 5,440,345.32/x
  3. Step 3: Cross multiply
    15,815,230.32x = 23,723,367.94 × 5,440,345.32
  4. Step 4: Simplify right side
    15,815,230.32x = 129,063,313,747,017.06
  5. Step 5: Solve for x
    x = 129,063,313,747,017.06/15,815,230.32
  6. Step 6: Final answer
    x = 8,160,697.70

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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.