Home / 16,789,234.40-25,177,630.80-5,430,053.60

Finding the Fourth Proportional to 16,789,234.40, 25,177,630.80 and 5,430,053.60

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Solution

The fourth proportional to 16,789,234.40, 25,177,630.80 and 5,430,053.60 is: 8,143,068.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,234.40 : 25,177,630.80 = 5,430,053.60 : x
  2. Step 2: Convert to fraction form
    16,789,234.40/25,177,630.80 = 5,430,053.60/x
  3. Step 3: Cross multiply
    16,789,234.40x = 25,177,630.80 × 5,430,053.60
  4. Step 4: Simplify right side
    16,789,234.40x = 136,715,884,765,010.88
  5. Step 5: Solve for x
    x = 136,715,884,765,010.88/16,789,234.40
  6. Step 6: Final answer
    x = 8,143,068.44

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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.