Home / 15,620,789.28-23,430,484.08-4,261,201.44

Finding the Fourth Proportional to 15,620,789.28, 23,430,484.08 and 4,261,201.44

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Solution

The fourth proportional to 15,620,789.28, 23,430,484.08 and 4,261,201.44 is: 6,391,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,620,789.28 : 23,430,484.08 = 4,261,201.44 : x
  2. Step 2: Convert to fraction form
    15,620,789.28/23,430,484.08 = 4,261,201.44/x
  3. Step 3: Cross multiply
    15,620,789.28x = 23,430,484.08 × 4,261,201.44
  4. Step 4: Simplify right side
    15,620,789.28x = 99,842,012,501,593.08
  5. Step 5: Solve for x
    x = 99,842,012,501,593.08/15,620,789.28
  6. Step 6: Final answer
    x = 6,391,611.25

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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.