Home / 18,412,191.90-27,617,289.30-5,632,697.70

Finding the Fourth Proportional to 18,412,191.90, 27,617,289.30 and 5,632,697.70

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Solution

The fourth proportional to 18,412,191.90, 27,617,289.30 and 5,632,697.70 is: 8,448,741.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,412,191.90 : 27,617,289.30 = 5,632,697.70 : x
  2. Step 2: Convert to fraction form
    18,412,191.90/27,617,289.30 = 5,632,697.70/x
  3. Step 3: Cross multiply
    18,412,191.90x = 27,617,289.30 × 5,632,697.70
  4. Step 4: Simplify right side
    18,412,191.90x = 155,559,841,920,344.62
  5. Step 5: Solve for x
    x = 155,559,841,920,344.62/18,412,191.90
  6. Step 6: Final answer
    x = 8,448,741.07

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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.