Home / 61,619,815.22-85,038,002.07-34,117,745.90

Finding the Fourth Proportional to 61,619,815.22, 85,038,002.07 and 34,117,745.90

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Solution

The fourth proportional to 61,619,815.22, 85,038,002.07 and 34,117,745.90 is: 47,083,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,619,815.22 : 85,038,002.07 = 34,117,745.90 : x
  2. Step 2: Convert to fraction form
    61,619,815.22/85,038,002.07 = 34,117,745.90/x
  3. Step 3: Cross multiply
    61,619,815.22x = 85,038,002.07 × 34,117,745.90
  4. Step 4: Simplify right side
    61,619,815.22x = 2,901,304,946,552,587.50
  5. Step 5: Solve for x
    x = 2,901,304,946,552,587.50/61,619,815.22
  6. Step 6: Final answer
    x = 47,083,960.51

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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.