Home / 10,872,934.60-16,309,401.90-5,204,230.60

Finding the Fourth Proportional to 10,872,934.60, 16,309,401.90 and 5,204,230.60

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Solution

The fourth proportional to 10,872,934.60, 16,309,401.90 and 5,204,230.60 is: 7,806,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872,934.60 : 16,309,401.90 = 5,204,230.60 : x
  2. Step 2: Convert to fraction form
    10,872,934.60/16,309,401.90 = 5,204,230.60/x
  3. Step 3: Cross multiply
    10,872,934.60x = 16,309,401.90 × 5,204,230.60
  4. Step 4: Simplify right side
    10,872,934.60x = 84,877,888,435,678.14
  5. Step 5: Solve for x
    x = 84,877,888,435,678.14/10,872,934.60
  6. Step 6: Final answer
    x = 7,806,345.90

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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.