Home / 19,967,873.98-29,951,898.72-6,321,087.40

Finding the Fourth Proportional to 19,967,873.98, 29,951,898.72 and 6,321,087.40

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Solution

The fourth proportional to 19,967,873.98, 29,951,898.72 and 6,321,087.40 is: 9,481,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967,873.98 : 29,951,898.72 = 6,321,087.40 : x
  2. Step 2: Convert to fraction form
    19,967,873.98/29,951,898.72 = 6,321,087.40/x
  3. Step 3: Cross multiply
    19,967,873.98x = 29,951,898.72 × 6,321,087.40
  4. Step 4: Simplify right side
    19,967,873.98x = 189,328,569,605,068.12
  5. Step 5: Solve for x
    x = 189,328,569,605,068.12/19,967,873.98
  6. Step 6: Final answer
    x = 9,481,658.88

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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.