Home / 17,991,609.46-26,979,300.41-8,890,158.67

Finding the Fourth Proportional to 17,991,609.46, 26,979,300.41 and 8,890,158.67

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Solution

The fourth proportional to 17,991,609.46, 26,979,300.41 and 8,890,158.67 is: 13,331,228.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,991,609.46 : 26,979,300.41 = 8,890,158.67 : x
  2. Step 2: Convert to fraction form
    17,991,609.46/26,979,300.41 = 8,890,158.67/x
  3. Step 3: Cross multiply
    17,991,609.46x = 26,979,300.41 × 8,890,158.67
  4. Step 4: Simplify right side
    17,991,609.46x = 239,850,261,406,045.28
  5. Step 5: Solve for x
    x = 239,850,261,406,045.28/17,991,609.46
  6. Step 6: Final answer
    x = 13,331,228.76

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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.