Home / 12,835,648.52-17,712,794.18-7,034,324.84

Finding the Fourth Proportional to 12,835,648.52, 17,712,794.18 and 7,034,324.84

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Solution

The fourth proportional to 12,835,648.52, 17,712,794.18 and 7,034,324.84 is: 9,707,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,835,648.52 : 17,712,794.18 = 7,034,324.84 : x
  2. Step 2: Convert to fraction form
    12,835,648.52/17,712,794.18 = 7,034,324.84/x
  3. Step 3: Cross multiply
    12,835,648.52x = 17,712,794.18 × 7,034,324.84
  4. Step 4: Simplify right side
    12,835,648.52x = 124,597,548,086,181.42
  5. Step 5: Solve for x
    x = 124,597,548,086,181.42/12,835,648.52
  6. Step 6: Final answer
    x = 9,707,148.64

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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.