Home / 48,538,372.15-72,807,830.41-16,190,185.88

Finding the Fourth Proportional to 48,538,372.15, 72,807,830.41 and 16,190,185.88

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Solution

The fourth proportional to 48,538,372.15, 72,807,830.41 and 16,190,185.88 is: 24,285,369.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,538,372.15 : 72,807,830.41 = 16,190,185.88 : x
  2. Step 2: Convert to fraction form
    48,538,372.15/72,807,830.41 = 16,190,185.88/x
  3. Step 3: Cross multiply
    48,538,372.15x = 72,807,830.41 × 16,190,185.88
  4. Step 4: Simplify right side
    48,538,372.15x = 1,178,772,307,857,416.50
  5. Step 5: Solve for x
    x = 1,178,772,307,857,416.50/48,538,372.15
  6. Step 6: Final answer
    x = 24,285,369.61

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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.