Home / 9,775,618.81-13,489,460.10-5,801,205.92

Finding the Fourth Proportional to 9,775,618.81, 13,489,460.10 and 5,801,205.92

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Solution

The fourth proportional to 9,775,618.81, 13,489,460.10 and 5,801,205.92 is: 8,005,133.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,775,618.81 : 13,489,460.10 = 5,801,205.92 : x
  2. Step 2: Convert to fraction form
    9,775,618.81/13,489,460.10 = 5,801,205.92/x
  3. Step 3: Cross multiply
    9,775,618.81x = 13,489,460.10 × 5,801,205.92
  4. Step 4: Simplify right side
    9,775,618.81x = 78,255,135,789,723.78
  5. Step 5: Solve for x
    x = 78,255,135,789,723.78/9,775,618.81
  6. Step 6: Final answer
    x = 8,005,133.72

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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.