Home / 11,209,619.80-16,814,429.70-11,103,331.60

Finding the Fourth Proportional to 11,209,619.80, 16,814,429.70 and 11,103,331.60

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Solution

The fourth proportional to 11,209,619.80, 16,814,429.70 and 11,103,331.60 is: 16,654,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209,619.80 : 16,814,429.70 = 11,103,331.60 : x
  2. Step 2: Convert to fraction form
    11,209,619.80/16,814,429.70 = 11,103,331.60/x
  3. Step 3: Cross multiply
    11,209,619.80x = 16,814,429.70 × 11,103,331.60
  4. Step 4: Simplify right side
    11,209,619.80x = 186,696,188,623,988.50
  5. Step 5: Solve for x
    x = 186,696,188,623,988.50/11,209,619.80
  6. Step 6: Final answer
    x = 16,654,997.40

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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.