Home / 7,887,974.67-11,800,830.47-5,974,398.27

Finding the Fourth Proportional to 7,887,974.67, 11,800,830.47 and 5,974,398.27

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Solution

The fourth proportional to 7,887,974.67, 11,800,830.47 and 5,974,398.27 is: 8,938,018.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,974.67 : 11,800,830.47 = 5,974,398.27 : x
  2. Step 2: Convert to fraction form
    7,887,974.67/11,800,830.47 = 5,974,398.27/x
  3. Step 3: Cross multiply
    7,887,974.67x = 11,800,830.47 × 5,974,398.27
  4. Step 4: Simplify right side
    7,887,974.67x = 70,502,861,114,659.30
  5. Step 5: Solve for x
    x = 70,502,861,114,659.30/7,887,974.67
  6. Step 6: Final answer
    x = 8,938,018.19

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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.