Home / 11,209,000.40-16,811,167.80-3,119,886.80

Finding the Fourth Proportional to 11,209,000.40, 16,811,167.80 and 3,119,886.80

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Solution

The fourth proportional to 11,209,000.40, 16,811,167.80 and 3,119,886.80 is: 4,679,180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209,000.40 : 16,811,167.80 = 3,119,886.80 : x
  2. Step 2: Convert to fraction form
    11,209,000.40/16,811,167.80 = 3,119,886.80/x
  3. Step 3: Cross multiply
    11,209,000.40x = 16,811,167.80 × 3,119,886.80
  4. Step 4: Simplify right side
    11,209,000.40x = 52,448,940,511,805.04
  5. Step 5: Solve for x
    x = 52,448,940,511,805.04/11,209,000.40
  6. Step 6: Final answer
    x = 4,679,180.89

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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.