Home / 10,883,533.92-15,018,825.72-5,921,995.56

Finding the Fourth Proportional to 10,883,533.92, 15,018,825.72 and 5,921,995.56

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Solution

The fourth proportional to 10,883,533.92, 15,018,825.72 and 5,921,995.56 is: 8,172,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883,533.92 : 15,018,825.72 = 5,921,995.56 : x
  2. Step 2: Convert to fraction form
    10,883,533.92/15,018,825.72 = 5,921,995.56/x
  3. Step 3: Cross multiply
    10,883,533.92x = 15,018,825.72 × 5,921,995.56
  4. Step 4: Simplify right side
    10,883,533.92x = 88,941,419,230,253.80
  5. Step 5: Solve for x
    x = 88,941,419,230,253.80/10,883,533.92
  6. Step 6: Final answer
    x = 8,172,108.42

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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.