Home / 20,941,624.80-31,412,437.20-5,795,556.30

Finding the Fourth Proportional to 20,941,624.80, 31,412,437.20 and 5,795,556.30

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Solution

The fourth proportional to 20,941,624.80, 31,412,437.20 and 5,795,556.30 is: 8,693,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,941,624.80 : 31,412,437.20 = 5,795,556.30 : x
  2. Step 2: Convert to fraction form
    20,941,624.80/31,412,437.20 = 5,795,556.30/x
  3. Step 3: Cross multiply
    20,941,624.80x = 31,412,437.20 × 5,795,556.30
  4. Step 4: Simplify right side
    20,941,624.80x = 182,052,548,312,814.34
  5. Step 5: Solve for x
    x = 182,052,548,312,814.34/20,941,624.80
  6. Step 6: Final answer
    x = 8,693,334.45

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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.