Home / 8,740,336.83-12,063,991.03-5,163,076.56

Finding the Fourth Proportional to 8,740,336.83, 12,063,991.03 and 5,163,076.56

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Solution

The fourth proportional to 8,740,336.83, 12,063,991.03 and 5,163,076.56 is: 7,126,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740,336.83 : 12,063,991.03 = 5,163,076.56 : x
  2. Step 2: Convert to fraction form
    8,740,336.83/12,063,991.03 = 5,163,076.56/x
  3. Step 3: Cross multiply
    8,740,336.83x = 12,063,991.03 × 5,163,076.56
  4. Step 4: Simplify right side
    8,740,336.83x = 62,287,309,220,907.91
  5. Step 5: Solve for x
    x = 62,287,309,220,907.91/8,740,336.83
  6. Step 6: Final answer
    x = 7,126,419.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.