Home / 12,659,601.83-18,989,402.97-3,074,915.77

Finding the Fourth Proportional to 12,659,601.83, 18,989,402.97 and 3,074,915.77

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Solution

The fourth proportional to 12,659,601.83, 18,989,402.97 and 3,074,915.77 is: 4,612,373.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,659,601.83 : 18,989,402.97 = 3,074,915.77 : x
  2. Step 2: Convert to fraction form
    12,659,601.83/18,989,402.97 = 3,074,915.77/x
  3. Step 3: Cross multiply
    12,659,601.83x = 18,989,402.97 × 3,074,915.77
  4. Step 4: Simplify right side
    12,659,601.83x = 58,390,814,726,210.65
  5. Step 5: Solve for x
    x = 58,390,814,726,210.65/12,659,601.83
  6. Step 6: Final answer
    x = 4,612,373.72

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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.