Home / 9,291,569.67-12,822,729.71-6,357,540.42

Finding the Fourth Proportional to 9,291,569.67, 12,822,729.71 and 6,357,540.42

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Solution

The fourth proportional to 9,291,569.67, 12,822,729.71 and 6,357,540.42 is: 8,773,654.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291,569.67 : 12,822,729.71 = 6,357,540.42 : x
  2. Step 2: Convert to fraction form
    9,291,569.67/12,822,729.71 = 6,357,540.42/x
  3. Step 3: Cross multiply
    9,291,569.67x = 12,822,729.71 × 6,357,540.42
  4. Step 4: Simplify right side
    9,291,569.67x = 81,521,022,394,272.17
  5. Step 5: Solve for x
    x = 81,521,022,394,272.17/9,291,569.67
  6. Step 6: Final answer
    x = 8,773,654.54

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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.