Home / 10,689,126.70-16,033,690.05-9,362,022.70

Finding the Fourth Proportional to 10,689,126.70, 16,033,690.05 and 9,362,022.70

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Solution

The fourth proportional to 10,689,126.70, 16,033,690.05 and 9,362,022.70 is: 14,043,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689,126.70 : 16,033,690.05 = 9,362,022.70 : x
  2. Step 2: Convert to fraction form
    10,689,126.70/16,033,690.05 = 9,362,022.70/x
  3. Step 3: Cross multiply
    10,689,126.70x = 16,033,690.05 × 9,362,022.70
  4. Step 4: Simplify right side
    10,689,126.70x = 150,107,770,212,864.12
  5. Step 5: Solve for x
    x = 150,107,770,212,864.12/10,689,126.70
  6. Step 6: Final answer
    x = 14,043,034.05

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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.