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Finding the Fourth Proportional to 9,869,576.60, 14,804,364.90 and 2,682,001.10

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Solution

The fourth proportional to 9,869,576.60, 14,804,364.90 and 2,682,001.10 is: 4,023,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,869,576.60 : 14,804,364.90 = 2,682,001.10 : x
  2. Step 2: Convert to fraction form
    9,869,576.60/14,804,364.90 = 2,682,001.10/x
  3. Step 3: Cross multiply
    9,869,576.60x = 14,804,364.90 × 2,682,001.10
  4. Step 4: Simplify right side
    9,869,576.60x = 39,705,322,946,601.39
  5. Step 5: Solve for x
    x = 39,705,322,946,601.39/9,869,576.60
  6. Step 6: Final answer
    x = 4,023,001.65

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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.