Home / 18,978,023.48-28,456,122.90-5,844,035

Finding the Fourth Proportional to 18,978,023.48, 28,456,122.90 and 5,844,035

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Solution

The fourth proportional to 18,978,023.48, 28,456,122.90 and 5,844,035 is: 8,762,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,978,023.48 : 28,456,122.90 = 5,844,035 : x
  2. Step 2: Convert to fraction form
    18,978,023.48/28,456,122.90 = 5,844,035/x
  3. Step 3: Cross multiply
    18,978,023.48x = 28,456,122.90 × 5,844,035
  4. Step 4: Simplify right side
    18,978,023.48x = 166,298,578,191,901.50
  5. Step 5: Solve for x
    x = 166,298,578,191,901.50/18,978,023.48
  6. Step 6: Final answer
    x = 8,762,692.19

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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.