Home / 18,214,314.90-27,313,695.36-10,543,254.72

Finding the Fourth Proportional to 18,214,314.90, 27,313,695.36 and 10,543,254.72

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Solution

The fourth proportional to 18,214,314.90, 27,313,695.36 and 10,543,254.72 is: 15,810,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,214,314.90 : 27,313,695.36 = 10,543,254.72 : x
  2. Step 2: Convert to fraction form
    18,214,314.90/27,313,695.36 = 10,543,254.72/x
  3. Step 3: Cross multiply
    18,214,314.90x = 27,313,695.36 × 10,543,254.72
  4. Step 4: Simplify right side
    18,214,314.90x = 287,975,247,524,962.12
  5. Step 5: Solve for x
    x = 287,975,247,524,962.12/18,214,314.90
  6. Step 6: Final answer
    x = 15,810,380.41

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1.5x scale

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.