Home / 11,811,982.60-17,717,973.90-11,588,033.80

Finding the Fourth Proportional to 11,811,982.60, 17,717,973.90 and 11,588,033.80

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Solution

The fourth proportional to 11,811,982.60, 17,717,973.90 and 11,588,033.80 is: 17,382,050.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,811,982.60 : 17,717,973.90 = 11,588,033.80 : x
  2. Step 2: Convert to fraction form
    11,811,982.60/17,717,973.90 = 11,588,033.80/x
  3. Step 3: Cross multiply
    11,811,982.60x = 17,717,973.90 × 11,588,033.80
  4. Step 4: Simplify right side
    11,811,982.60x = 205,316,480,420,717.81
  5. Step 5: Solve for x
    x = 205,316,480,420,717.81/11,811,982.60
  6. Step 6: Final answer
    x = 17,382,050.70

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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.