Home / 36,191,421.80-54,295,005.90-11,926,219.40

Finding the Fourth Proportional to 36,191,421.80, 54,295,005.90 and 11,926,219.40

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Solution

The fourth proportional to 36,191,421.80, 54,295,005.90 and 11,926,219.40 is: 17,891,923.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,191,421.80 : 54,295,005.90 = 11,926,219.40 : x
  2. Step 2: Convert to fraction form
    36,191,421.80/54,295,005.90 = 11,926,219.40/x
  3. Step 3: Cross multiply
    36,191,421.80x = 54,295,005.90 × 11,926,219.40
  4. Step 4: Simplify right side
    36,191,421.80x = 647,534,152,687,694.50
  5. Step 5: Solve for x
    x = 647,534,152,687,694.50/36,191,421.80
  6. Step 6: Final answer
    x = 17,891,923.57

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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.