Home / 19,557,670.20-29,336,505.30-17,876,671.80

Finding the Fourth Proportional to 19,557,670.20, 29,336,505.30 and 17,876,671.80

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Solution

The fourth proportional to 19,557,670.20, 29,336,505.30 and 17,876,671.80 is: 26,815,007.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557,670.20 : 29,336,505.30 = 17,876,671.80 : x
  2. Step 2: Convert to fraction form
    19,557,670.20/29,336,505.30 = 17,876,671.80/x
  3. Step 3: Cross multiply
    19,557,670.20x = 29,336,505.30 × 17,876,671.80
  4. Step 4: Simplify right side
    19,557,670.20x = 524,439,077,007,060.56
  5. Step 5: Solve for x
    x = 524,439,077,007,060.56/19,557,670.20
  6. Step 6: Final answer
    x = 26,815,007.70

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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.