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Finding the Fourth Proportional to 16,395,904.20, 24,554,490.30 and 8,806,139.40

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Solution

The fourth proportional to 16,395,904.20, 24,554,490.30 and 8,806,139.40 is: 13,188,065.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,395,904.20 : 24,554,490.30 = 8,806,139.40 : x
  2. Step 2: Convert to fraction form
    16,395,904.20/24,554,490.30 = 8,806,139.40/x
  3. Step 3: Cross multiply
    16,395,904.20x = 24,554,490.30 × 8,806,139.40
  4. Step 4: Simplify right side
    16,395,904.20x = 216,230,264,477,747.84
  5. Step 5: Solve for x
    x = 216,230,264,477,747.84/16,395,904.20
  6. Step 6: Final answer
    x = 13,188,065.86

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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.