Home / 53,436,122.61-73,741,992.20-28,989,836.61

Finding the Fourth Proportional to 53,436,122.61, 73,741,992.20 and 28,989,836.61

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Solution

The fourth proportional to 53,436,122.61, 73,741,992.20 and 28,989,836.61 is: 40,006,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,436,122.61 : 73,741,992.20 = 28,989,836.61 : x
  2. Step 2: Convert to fraction form
    53,436,122.61/73,741,992.20 = 28,989,836.61/x
  3. Step 3: Cross multiply
    53,436,122.61x = 73,741,992.20 × 28,989,836.61
  4. Step 4: Simplify right side
    53,436,122.61x = 2,137,768,305,173,894.50
  5. Step 5: Solve for x
    x = 2,137,768,305,173,894.50/53,436,122.61
  6. Step 6: Final answer
    x = 40,006,052.10

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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.