Home / 9,027,634.35-12,458,134.02-5,160,238.55

Finding the Fourth Proportional to 9,027,634.35, 12,458,134.02 and 5,160,238.55

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Solution

The fourth proportional to 9,027,634.35, 12,458,134.02 and 5,160,238.55 is: 7,121,128.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027,634.35 : 12,458,134.02 = 5,160,238.55 : x
  2. Step 2: Convert to fraction form
    9,027,634.35/12,458,134.02 = 5,160,238.55/x
  3. Step 3: Cross multiply
    9,027,634.35x = 12,458,134.02 × 5,160,238.55
  4. Step 4: Simplify right side
    9,027,634.35x = 64,286,943,368,779.80
  5. Step 5: Solve for x
    x = 64,286,943,368,779.80/9,027,634.35
  6. Step 6: Final answer
    x = 7,121,128.41

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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.