Home / 20,187,799.80-30,281,699.70-14,767,101.60

Finding the Fourth Proportional to 20,187,799.80, 30,281,699.70 and 14,767,101.60

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Solution

The fourth proportional to 20,187,799.80, 30,281,699.70 and 14,767,101.60 is: 22,150,652.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,187,799.80 : 30,281,699.70 = 14,767,101.60 : x
  2. Step 2: Convert to fraction form
    20,187,799.80/30,281,699.70 = 14,767,101.60/x
  3. Step 3: Cross multiply
    20,187,799.80x = 30,281,699.70 × 14,767,101.60
  4. Step 4: Simplify right side
    20,187,799.80x = 447,172,936,090,589.50
  5. Step 5: Solve for x
    x = 447,172,936,090,589.50/20,187,799.80
  6. Step 6: Final answer
    x = 22,150,652.40

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1.5x scale

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.