Home / 55,248,533.70-82,872,800.55-18,844,825.20

Finding the Fourth Proportional to 55,248,533.70, 82,872,800.55 and 18,844,825.20

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Solution

The fourth proportional to 55,248,533.70, 82,872,800.55 and 18,844,825.20 is: 28,267,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248,533.70 : 82,872,800.55 = 18,844,825.20 : x
  2. Step 2: Convert to fraction form
    55,248,533.70/82,872,800.55 = 18,844,825.20/x
  3. Step 3: Cross multiply
    55,248,533.70x = 82,872,800.55 × 18,844,825.20
  4. Step 4: Simplify right side
    55,248,533.70x = 1,561,723,440,199,213.75
  5. Step 5: Solve for x
    x = 1,561,723,440,199,213.75/55,248,533.70
  6. Step 6: Final answer
    x = 28,267,237.80

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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.