Home / 55,103,739.47-82,667,566.93-16,764,257.13

Finding the Fourth Proportional to 55,103,739.47, 82,667,566.93 and 16,764,257.13

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Solution

The fourth proportional to 55,103,739.47, 82,667,566.93 and 16,764,257.13 is: 25,150,023.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103,739.47 : 82,667,566.93 = 16,764,257.13 : x
  2. Step 2: Convert to fraction form
    55,103,739.47/82,667,566.93 = 16,764,257.13/x
  3. Step 3: Cross multiply
    55,103,739.47x = 82,667,566.93 × 16,764,257.13
  4. Step 4: Simplify right side
    55,103,739.47x = 1,385,860,348,326,005
  5. Step 5: Solve for x
    x = 1,385,860,348,326,005/55,103,739.47
  6. Step 6: Final answer
    x = 25,150,023.60

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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.