Home / 13,995,317.16-19,313,627.54-7,800,757.20

Finding the Fourth Proportional to 13,995,317.16, 19,313,627.54 and 7,800,757.20

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Solution

The fourth proportional to 13,995,317.16, 19,313,627.54 and 7,800,757.20 is: 10,765,095.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,995,317.16 : 19,313,627.54 = 7,800,757.20 : x
  2. Step 2: Convert to fraction form
    13,995,317.16/19,313,627.54 = 7,800,757.20/x
  3. Step 3: Cross multiply
    13,995,317.16x = 19,313,627.54 × 7,800,757.20
  4. Step 4: Simplify right side
    13,995,317.16x = 150,660,919,051,769.50
  5. Step 5: Solve for x
    x = 150,660,919,051,769.50/13,995,317.16
  6. Step 6: Final answer
    x = 10,765,095.02

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1.5x scale

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.