Home / 9,354,530-12,909,251.40-5,062,178

Finding the Fourth Proportional to 9,354,530, 12,909,251.40 and 5,062,178

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Solution

The fourth proportional to 9,354,530, 12,909,251.40 and 5,062,178 is: 6,985,805.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354,530 : 12,909,251.40 = 5,062,178 : x
  2. Step 2: Convert to fraction form
    9,354,530/12,909,251.40 = 5,062,178/x
  3. Step 3: Cross multiply
    9,354,530x = 12,909,251.40 × 5,062,178
  4. Step 4: Simplify right side
    9,354,530x = 65,348,928,433,549.20
  5. Step 5: Solve for x
    x = 65,348,928,433,549.20/9,354,530
  6. Step 6: Final answer
    x = 6,985,805.64

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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.