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Finding the Fourth Proportional to 9,992,558, 14,989,251.72 and 2,900,846

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Solution

The fourth proportional to 9,992,558, 14,989,251.72 and 2,900,846 is: 4,351,389.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,992,558 : 14,989,251.72 = 2,900,846 : x
  2. Step 2: Convert to fraction form
    9,992,558/14,989,251.72 = 2,900,846/x
  3. Step 3: Cross multiply
    9,992,558x = 14,989,251.72 × 2,900,846
  4. Step 4: Simplify right side
    9,992,558x = 43,481,510,894,955.12
  5. Step 5: Solve for x
    x = 43,481,510,894,955.12/9,992,558
  6. Step 6: Final answer
    x = 4,351,389.39

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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.