Home / 12,583,949.01-18,872,856.19-3,485,810.31

Finding the Fourth Proportional to 12,583,949.01, 18,872,856.19 and 3,485,810.31

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Solution

The fourth proportional to 12,583,949.01, 18,872,856.19 and 3,485,810.31 is: 5,227,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,583,949.01 : 18,872,856.19 = 3,485,810.31 : x
  2. Step 2: Convert to fraction form
    12,583,949.01/18,872,856.19 = 3,485,810.31/x
  3. Step 3: Cross multiply
    12,583,949.01x = 18,872,856.19 × 3,485,810.31
  4. Step 4: Simplify right side
    12,583,949.01x = 65,787,196,686,249.33
  5. Step 5: Solve for x
    x = 65,787,196,686,249.33/12,583,949.01
  6. Step 6: Final answer
    x = 5,227,865.80

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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.