Home / 16,618,999.20-24,928,498.80-5,260,336.80

Finding the Fourth Proportional to 16,618,999.20, 24,928,498.80 and 5,260,336.80

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Solution

The fourth proportional to 16,618,999.20, 24,928,498.80 and 5,260,336.80 is: 7,890,505.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618,999.20 : 24,928,498.80 = 5,260,336.80 : x
  2. Step 2: Convert to fraction form
    16,618,999.20/24,928,498.80 = 5,260,336.80/x
  3. Step 3: Cross multiply
    16,618,999.20x = 24,928,498.80 × 5,260,336.80
  4. Step 4: Simplify right side
    16,618,999.20x = 131,132,299,606,395.84
  5. Step 5: Solve for x
    x = 131,132,299,606,395.84/16,618,999.20
  6. Step 6: Final answer
    x = 7,890,505.20

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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.