Home / 20,597,727.90-30,910,588.65-11,499,807.90

Finding the Fourth Proportional to 20,597,727.90, 30,910,588.65 and 11,499,807.90

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Solution

The fourth proportional to 20,597,727.90, 30,910,588.65 and 11,499,807.90 is: 17,257,526.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,597,727.90 : 30,910,588.65 = 11,499,807.90 : x
  2. Step 2: Convert to fraction form
    20,597,727.90/30,910,588.65 = 11,499,807.90/x
  3. Step 3: Cross multiply
    20,597,727.90x = 30,910,588.65 × 11,499,807.90
  4. Step 4: Simplify right side
    20,597,727.90x = 355,465,831,550,920.31
  5. Step 5: Solve for x
    x = 355,465,831,550,920.31/20,597,727.90
  6. Step 6: Final answer
    x = 17,257,526.33

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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.