Home / 6,720,018.40-10,080,027.60-6,135,433.30

Finding the Fourth Proportional to 6,720,018.40, 10,080,027.60 and 6,135,433.30

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Solution

The fourth proportional to 6,720,018.40, 10,080,027.60 and 6,135,433.30 is: 9,203,149.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,018.40 : 10,080,027.60 = 6,135,433.30 : x
  2. Step 2: Convert to fraction form
    6,720,018.40/10,080,027.60 = 6,135,433.30/x
  3. Step 3: Cross multiply
    6,720,018.40x = 10,080,027.60 × 6,135,433.30
  4. Step 4: Simplify right side
    6,720,018.40x = 61,845,337,001,959.08
  5. Step 5: Solve for x
    x = 61,845,337,001,959.08/6,720,018.40
  6. Step 6: Final answer
    x = 9,203,149.95

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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.