Home / 61,193,524.60-91,790,286.90-57,603,345.40

Finding the Fourth Proportional to 61,193,524.60, 91,790,286.90 and 57,603,345.40

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Solution

The fourth proportional to 61,193,524.60, 91,790,286.90 and 57,603,345.40 is: 86,405,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,193,524.60 : 91,790,286.90 = 57,603,345.40 : x
  2. Step 2: Convert to fraction form
    61,193,524.60/91,790,286.90 = 57,603,345.40/x
  3. Step 3: Cross multiply
    61,193,524.60x = 91,790,286.90 × 57,603,345.40
  4. Step 4: Simplify right side
    61,193,524.60x = 5,287,427,600,665,795
  5. Step 5: Solve for x
    x = 5,287,427,600,665,795/61,193,524.60
  6. Step 6: Final answer
    x = 86,405,018.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.