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Finding the Fourth Proportional to 61,679,863.80, 92,519,795.70 and 33,014,417.40

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Solution

The fourth proportional to 61,679,863.80, 92,519,795.70 and 33,014,417.40 is: 49,521,626.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,679,863.80 : 92,519,795.70 = 33,014,417.40 : x
  2. Step 2: Convert to fraction form
    61,679,863.80/92,519,795.70 = 33,014,417.40/x
  3. Step 3: Cross multiply
    61,679,863.80x = 92,519,795.70 × 33,014,417.40
  4. Step 4: Simplify right side
    61,679,863.80x = 3,054,487,153,002,525
  5. Step 5: Solve for x
    x = 3,054,487,153,002,525/61,679,863.80
  6. Step 6: Final answer
    x = 49,521,626.10

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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.