Home / 10,855,964.70-16,283,947.05-10,688,003.10

Finding the Fourth Proportional to 10,855,964.70, 16,283,947.05 and 10,688,003.10

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Solution

The fourth proportional to 10,855,964.70, 16,283,947.05 and 10,688,003.10 is: 16,032,004.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,855,964.70 : 16,283,947.05 = 10,688,003.10 : x
  2. Step 2: Convert to fraction form
    10,855,964.70/16,283,947.05 = 10,688,003.10/x
  3. Step 3: Cross multiply
    10,855,964.70x = 16,283,947.05 × 10,688,003.10
  4. Step 4: Simplify right side
    10,855,964.70x = 174,042,876,550,635.84
  5. Step 5: Solve for x
    x = 174,042,876,550,635.84/10,855,964.70
  6. Step 6: Final answer
    x = 16,032,004.65

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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.