Home / 12,189,838.16-16,818,573.20-9,603,492

Finding the Fourth Proportional to 12,189,838.16, 16,818,573.20 and 9,603,492

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Solution

The fourth proportional to 12,189,838.16, 16,818,573.20 and 9,603,492 is: 13,250,137.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,189,838.16 : 16,818,573.20 = 9,603,492 : x
  2. Step 2: Convert to fraction form
    12,189,838.16/16,818,573.20 = 9,603,492/x
  3. Step 3: Cross multiply
    12,189,838.16x = 16,818,573.20 × 9,603,492
  4. Step 4: Simplify right side
    12,189,838.16x = 161,517,033,177,614.41
  5. Step 5: Solve for x
    x = 161,517,033,177,614.41/12,189,838.16
  6. Step 6: Final answer
    x = 13,250,137.62

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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.