Home / 15,741,339.75-23,558,678.91-9,679,910.67

Finding the Fourth Proportional to 15,741,339.75, 23,558,678.91 and 9,679,910.67

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Solution

The fourth proportional to 15,741,339.75, 23,558,678.91 and 9,679,910.67 is: 14,487,071.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741,339.75 : 23,558,678.91 = 9,679,910.67 : x
  2. Step 2: Convert to fraction form
    15,741,339.75/23,558,678.91 = 9,679,910.67/x
  3. Step 3: Cross multiply
    15,741,339.75x = 23,558,678.91 × 9,679,910.67
  4. Step 4: Simplify right side
    15,741,339.75x = 228,045,907,352,012.97
  5. Step 5: Solve for x
    x = 228,045,907,352,012.97/15,741,339.75
  6. Step 6: Final answer
    x = 14,487,071.05

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1.5x scale

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.