Home / 9,197,520.26-12,692,969.61-5,123,138.18

Finding the Fourth Proportional to 9,197,520.26, 12,692,969.61 and 5,123,138.18

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Solution

The fourth proportional to 9,197,520.26, 12,692,969.61 and 5,123,138.18 is: 7,070,148.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,197,520.26 : 12,692,969.61 = 5,123,138.18 : x
  2. Step 2: Convert to fraction form
    9,197,520.26/12,692,969.61 = 5,123,138.18/x
  3. Step 3: Cross multiply
    9,197,520.26x = 12,692,969.61 × 5,123,138.18
  4. Step 4: Simplify right side
    9,197,520.26x = 65,027,837,226,570.70
  5. Step 5: Solve for x
    x = 65,027,837,226,570.70/9,197,520.26
  6. Step 6: Final answer
    x = 7,070,148.84

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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.