Home / 10,360,021.90-15,540,032.85-3,268,309.90

Finding the Fourth Proportional to 10,360,021.90, 15,540,032.85 and 3,268,309.90

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Solution

The fourth proportional to 10,360,021.90, 15,540,032.85 and 3,268,309.90 is: 4,902,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,360,021.90 : 15,540,032.85 = 3,268,309.90 : x
  2. Step 2: Convert to fraction form
    10,360,021.90/15,540,032.85 = 3,268,309.90/x
  3. Step 3: Cross multiply
    10,360,021.90x = 15,540,032.85 × 3,268,309.90
  4. Step 4: Simplify right side
    10,360,021.90x = 50,789,643,209,980.21
  5. Step 5: Solve for x
    x = 50,789,643,209,980.21/10,360,021.90
  6. Step 6: Final answer
    x = 4,902,464.85

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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.