Home / 11,826,000.40-17,739,000.60-8,018,870.80

Finding the Fourth Proportional to 11,826,000.40, 17,739,000.60 and 8,018,870.80

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Solution

The fourth proportional to 11,826,000.40, 17,739,000.60 and 8,018,870.80 is: 12,028,306.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826,000.40 : 17,739,000.60 = 8,018,870.80 : x
  2. Step 2: Convert to fraction form
    11,826,000.40/17,739,000.60 = 8,018,870.80/x
  3. Step 3: Cross multiply
    11,826,000.40x = 17,739,000.60 × 8,018,870.80
  4. Step 4: Simplify right side
    11,826,000.40x = 142,246,753,932,522.50
  5. Step 5: Solve for x
    x = 142,246,753,932,522.50/11,826,000.40
  6. Step 6: Final answer
    x = 12,028,306.20

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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.