Home / 9,891,379.40-14,837,069.10-8,993,834.60

Finding the Fourth Proportional to 9,891,379.40, 14,837,069.10 and 8,993,834.60

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Solution

The fourth proportional to 9,891,379.40, 14,837,069.10 and 8,993,834.60 is: 13,490,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,891,379.40 : 14,837,069.10 = 8,993,834.60 : x
  2. Step 2: Convert to fraction form
    9,891,379.40/14,837,069.10 = 8,993,834.60/x
  3. Step 3: Cross multiply
    9,891,379.40x = 14,837,069.10 × 8,993,834.60
  4. Step 4: Simplify right side
    9,891,379.40x = 133,442,145,434,170.84
  5. Step 5: Solve for x
    x = 133,442,145,434,170.84/9,891,379.40
  6. Step 6: Final answer
    x = 13,490,751.90

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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.