Home / 10,689,105.70-16,033,658.55-9,362,001.70

Finding the Fourth Proportional to 10,689,105.70, 16,033,658.55 and 9,362,001.70

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Solution

The fourth proportional to 10,689,105.70, 16,033,658.55 and 9,362,001.70 is: 14,043,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689,105.70 : 16,033,658.55 = 9,362,001.70 : x
  2. Step 2: Convert to fraction form
    10,689,105.70/16,033,658.55 = 9,362,001.70/x
  3. Step 3: Cross multiply
    10,689,105.70x = 16,033,658.55 × 9,362,001.70
  4. Step 4: Simplify right side
    10,689,105.70x = 150,107,138,602,319.53
  5. Step 5: Solve for x
    x = 150,107,138,602,319.53/10,689,105.70
  6. Step 6: Final answer
    x = 14,043,002.55

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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.