Home / 9,789,115.74-13,510,225.29-5,921,664.54

Finding the Fourth Proportional to 9,789,115.74, 13,510,225.29 and 5,921,664.54

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Solution

The fourth proportional to 9,789,115.74, 13,510,225.29 and 5,921,664.54 is: 8,172,650.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,115.74 : 13,510,225.29 = 5,921,664.54 : x
  2. Step 2: Convert to fraction form
    9,789,115.74/13,510,225.29 = 5,921,664.54/x
  3. Step 3: Cross multiply
    9,789,115.74x = 13,510,225.29 × 5,921,664.54
  4. Step 4: Simplify right side
    9,789,115.74x = 80,003,022,027,204.22
  5. Step 5: Solve for x
    x = 80,003,022,027,204.22/9,789,115.74
  6. Step 6: Final answer
    x = 8,172,650.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.