Home / 11,115,206.40-16,668,662.40-4,382,227.20

Finding the Fourth Proportional to 11,115,206.40, 16,668,662.40 and 4,382,227.20

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Solution

The fourth proportional to 11,115,206.40, 16,668,662.40 and 4,382,227.20 is: 6,571,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115,206.40 : 16,668,662.40 = 4,382,227.20 : x
  2. Step 2: Convert to fraction form
    11,115,206.40/16,668,662.40 = 4,382,227.20/x
  3. Step 3: Cross multiply
    11,115,206.40x = 16,668,662.40 × 4,382,227.20
  4. Step 4: Simplify right side
    11,115,206.40x = 73,045,865,756,897.28
  5. Step 5: Solve for x
    x = 73,045,865,756,897.28/11,115,206.40
  6. Step 6: Final answer
    x = 6,571,705.75

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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.