Home / 20,588,003.80-30,882,005.70-7,804,259.80

Finding the Fourth Proportional to 20,588,003.80, 30,882,005.70 and 7,804,259.80

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Solution

The fourth proportional to 20,588,003.80, 30,882,005.70 and 7,804,259.80 is: 11,706,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,588,003.80 : 30,882,005.70 = 7,804,259.80 : x
  2. Step 2: Convert to fraction form
    20,588,003.80/30,882,005.70 = 7,804,259.80/x
  3. Step 3: Cross multiply
    20,588,003.80x = 30,882,005.70 × 7,804,259.80
  4. Step 4: Simplify right side
    20,588,003.80x = 241,011,195,627,880.84
  5. Step 5: Solve for x
    x = 241,011,195,627,880.84/20,588,003.80
  6. Step 6: Final answer
    x = 11,706,389.70

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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.