Home / 16,620,132.87-22,769,475.78-15,998,617.26

Finding the Fourth Proportional to 16,620,132.87, 22,769,475.78 and 15,998,617.26

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Solution

The fourth proportional to 16,620,132.87, 22,769,475.78 and 15,998,617.26 is: 21,918,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620,132.87 : 22,769,475.78 = 15,998,617.26 : x
  2. Step 2: Convert to fraction form
    16,620,132.87/22,769,475.78 = 15,998,617.26/x
  3. Step 3: Cross multiply
    16,620,132.87x = 22,769,475.78 × 15,998,617.26
  4. Step 4: Simplify right side
    16,620,132.87x = 364,280,128,215,060
  5. Step 5: Solve for x
    x = 364,280,128,215,060/16,620,132.87
  6. Step 6: Final answer
    x = 21,918,003.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.