Home / 11,961,809.80-17,946,861.90-5,235,051.40

Finding the Fourth Proportional to 11,961,809.80, 17,946,861.90 and 5,235,051.40

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Solution

The fourth proportional to 11,961,809.80, 17,946,861.90 and 5,235,051.40 is: 7,854,392.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,961,809.80 : 17,946,861.90 = 5,235,051.40 : x
  2. Step 2: Convert to fraction form
    11,961,809.80/17,946,861.90 = 5,235,051.40/x
  3. Step 3: Cross multiply
    11,961,809.80x = 17,946,861.90 × 5,235,051.40
  4. Step 4: Simplify right side
    11,961,809.80x = 93,952,744,515,201.66
  5. Step 5: Solve for x
    x = 93,952,744,515,201.66/11,961,809.80
  6. Step 6: Final answer
    x = 7,854,392.11

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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.