Home / 18,936,744.57-28,406,312.62-8,004,895.67

Finding the Fourth Proportional to 18,936,744.57, 28,406,312.62 and 8,004,895.67

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Solution

The fourth proportional to 18,936,744.57, 28,406,312.62 and 8,004,895.67 is: 12,007,848.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,936,744.57 : 28,406,312.62 = 8,004,895.67 : x
  2. Step 2: Convert to fraction form
    18,936,744.57/28,406,312.62 = 8,004,895.67/x
  3. Step 3: Cross multiply
    18,936,744.57x = 28,406,312.62 × 8,004,895.67
  4. Step 4: Simplify right side
    18,936,744.57x = 227,389,568,943,507.91
  5. Step 5: Solve for x
    x = 227,389,568,943,507.91/18,936,744.57
  6. Step 6: Final answer
    x = 12,007,848.98

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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.