Home / 9,027,634.85-12,458,134.71-5,160,239.05

Finding the Fourth Proportional to 9,027,634.85, 12,458,134.71 and 5,160,239.05

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Solution

The fourth proportional to 9,027,634.85, 12,458,134.71 and 5,160,239.05 is: 7,121,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,027,634.85 : 12,458,134.71 = 5,160,239.05 : x
  2. Step 2: Convert to fraction form
    9,027,634.85/12,458,134.71 = 5,160,239.05/x
  3. Step 3: Cross multiply
    9,027,634.85x = 12,458,134.71 × 5,160,239.05
  4. Step 4: Simplify right side
    9,027,634.85x = 64,286,953,158,411.76
  5. Step 5: Solve for x
    x = 64,286,953,158,411.76/9,027,634.85
  6. Step 6: Final answer
    x = 7,121,129.10

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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.