Home / 85,646,259.72-128,474,340.39-24,230,273.87

Finding the Fourth Proportional to 85,646,259.72, 128,474,340.39 and 24,230,273.87

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Solution

The fourth proportional to 85,646,259.72, 128,474,340.39 and 24,230,273.87 is: 36,346,811.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,646,259.72 : 128,474,340.39 = 24,230,273.87 : x
  2. Step 2: Convert to fraction form
    85,646,259.72/128,474,340.39 = 24,230,273.87/x
  3. Step 3: Cross multiply
    85,646,259.72x = 128,474,340.39 × 24,230,273.87
  4. Step 4: Simplify right side
    85,646,259.72x = 3,112,968,452,274,930.50
  5. Step 5: Solve for x
    x = 3,112,968,452,274,930.50/85,646,259.72
  6. Step 6: Final answer
    x = 36,346,811.44

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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.