Home / 16,618,870.20-24,928,305.30-5,260,207.80

Finding the Fourth Proportional to 16,618,870.20, 24,928,305.30 and 5,260,207.80

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Solution

The fourth proportional to 16,618,870.20, 24,928,305.30 and 5,260,207.80 is: 7,890,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,618,870.20 : 24,928,305.30 = 5,260,207.80 : x
  2. Step 2: Convert to fraction form
    16,618,870.20/24,928,305.30 = 5,260,207.80/x
  3. Step 3: Cross multiply
    16,618,870.20x = 24,928,305.30 × 5,260,207.80
  4. Step 4: Simplify right side
    16,618,870.20x = 131,128,065,979,841.34
  5. Step 5: Solve for x
    x = 131,128,065,979,841.34/16,618,870.20
  6. Step 6: Final answer
    x = 7,890,311.70

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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.