Home / 16,538,611.60-24,807,917.40-5,182,541.20

Finding the Fourth Proportional to 16,538,611.60, 24,807,917.40 and 5,182,541.20

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Solution

The fourth proportional to 16,538,611.60, 24,807,917.40 and 5,182,541.20 is: 7,773,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,538,611.60 : 24,807,917.40 = 5,182,541.20 : x
  2. Step 2: Convert to fraction form
    16,538,611.60/24,807,917.40 = 5,182,541.20/x
  3. Step 3: Cross multiply
    16,538,611.60x = 24,807,917.40 × 5,182,541.20
  4. Step 4: Simplify right side
    16,538,611.60x = 128,568,054,011,696.88
  5. Step 5: Solve for x
    x = 128,568,054,011,696.88/16,538,611.60
  6. Step 6: Final answer
    x = 7,773,811.80

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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.