Home / 15,529,207.80-23,307,635.70-9,131,460.60

Finding the Fourth Proportional to 15,529,207.80, 23,307,635.70 and 9,131,460.60

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Solution

The fourth proportional to 15,529,207.80, 23,307,635.70 and 9,131,460.60 is: 13,705,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529,207.80 : 23,307,635.70 = 9,131,460.60 : x
  2. Step 2: Convert to fraction form
    15,529,207.80/23,307,635.70 = 9,131,460.60/x
  3. Step 3: Cross multiply
    15,529,207.80x = 23,307,635.70 × 9,131,460.60
  4. Step 4: Simplify right side
    15,529,207.80x = 212,832,757,073,703.41
  5. Step 5: Solve for x
    x = 212,832,757,073,703.41/15,529,207.80
  6. Step 6: Final answer
    x = 13,705,319.67

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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.