Home / 61,245,107.10-91,867,660.65-38,570,291.10

Finding the Fourth Proportional to 61,245,107.10, 91,867,660.65 and 38,570,291.10

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Solution

The fourth proportional to 61,245,107.10, 91,867,660.65 and 38,570,291.10 is: 57,855,436.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,245,107.10 : 91,867,660.65 = 38,570,291.10 : x
  2. Step 2: Convert to fraction form
    61,245,107.10/91,867,660.65 = 38,570,291.10/x
  3. Step 3: Cross multiply
    61,245,107.10x = 91,867,660.65 × 38,570,291.10
  4. Step 4: Simplify right side
    61,245,107.10x = 3,543,362,413,946,515.50
  5. Step 5: Solve for x
    x = 3,543,362,413,946,515.50/61,245,107.10
  6. Step 6: Final answer
    x = 57,855,436.65

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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.