Home / 7,989,078.70-11,964,595.92-5,101,501.29

Finding the Fourth Proportional to 7,989,078.70, 11,964,595.92 and 5,101,501.29

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Solution

The fourth proportional to 7,989,078.70, 11,964,595.92 and 5,101,501.29 is: 7,640,105.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989,078.70 : 11,964,595.92 = 5,101,501.29 : x
  2. Step 2: Convert to fraction form
    7,989,078.70/11,964,595.92 = 5,101,501.29/x
  3. Step 3: Cross multiply
    7,989,078.70x = 11,964,595.92 × 5,101,501.29
  4. Step 4: Simplify right side
    7,989,078.70x = 61,037,401,552,207.67
  5. Step 5: Solve for x
    x = 61,037,401,552,207.67/7,989,078.70
  6. Step 6: Final answer
    x = 7,640,105.18

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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.