Home / 9,117,588.80-13,676,383.20-6,991,824.80

Finding the Fourth Proportional to 9,117,588.80, 13,676,383.20 and 6,991,824.80

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Solution

The fourth proportional to 9,117,588.80, 13,676,383.20 and 6,991,824.80 is: 10,487,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,117,588.80 : 13,676,383.20 = 6,991,824.80 : x
  2. Step 2: Convert to fraction form
    9,117,588.80/13,676,383.20 = 6,991,824.80/x
  3. Step 3: Cross multiply
    9,117,588.80x = 13,676,383.20 × 6,991,824.80
  4. Step 4: Simplify right side
    9,117,588.80x = 95,622,875,232,063.36
  5. Step 5: Solve for x
    x = 95,622,875,232,063.36/9,117,588.80
  6. Step 6: Final answer
    x = 10,487,737.20

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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.