Home / 61,920,104.47-92,880,173.10-18,200,864.77

Finding the Fourth Proportional to 61,920,104.47, 92,880,173.10 and 18,200,864.77

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Solution

The fourth proportional to 61,920,104.47, 92,880,173.10 and 18,200,864.77 is: 27,301,301.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,920,104.47 : 92,880,173.10 = 18,200,864.77 : x
  2. Step 2: Convert to fraction form
    61,920,104.47/92,880,173.10 = 18,200,864.77/x
  3. Step 3: Cross multiply
    61,920,104.47x = 92,880,173.10 × 18,200,864.77
  4. Step 4: Simplify right side
    61,920,104.47x = 1,690,499,469,942,890.75
  5. Step 5: Solve for x
    x = 1,690,499,469,942,890.75/61,920,104.47
  6. Step 6: Final answer
    x = 27,301,301.97

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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.