Home / 13,995,333.89-19,313,650.70-7,800,774.04

Finding the Fourth Proportional to 13,995,333.89, 19,313,650.70 and 7,800,774.04

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Solution

The fourth proportional to 13,995,333.89, 19,313,650.70 and 7,800,774.04 is: 10,765,118.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,995,333.89 : 19,313,650.70 = 7,800,774.04 : x
  2. Step 2: Convert to fraction form
    13,995,333.89/19,313,650.70 = 7,800,774.04/x
  3. Step 3: Cross multiply
    13,995,333.89x = 19,313,650.70 × 7,800,774.04
  4. Step 4: Simplify right side
    13,995,333.89x = 150,661,424,998,187.81
  5. Step 5: Solve for x
    x = 150,661,424,998,187.81/13,995,333.89
  6. Step 6: Final answer
    x = 10,765,118.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.