Home / 43,143,935.30-64,724,991.92-13,995,498.32

Finding the Fourth Proportional to 43,143,935.30, 64,724,991.92 and 13,995,498.32

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Solution

The fourth proportional to 43,143,935.30, 64,724,991.92 and 13,995,498.32 is: 20,996,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,143,935.30 : 64,724,991.92 = 13,995,498.32 : x
  2. Step 2: Convert to fraction form
    43,143,935.30/64,724,991.92 = 13,995,498.32/x
  3. Step 3: Cross multiply
    43,143,935.30x = 64,724,991.92 × 13,995,498.32
  4. Step 4: Simplify right side
    43,143,935.30x = 905,858,515,284,771.12
  5. Step 5: Solve for x
    x = 905,858,515,284,771.12/43,143,935.30
  6. Step 6: Final answer
    x = 20,996,195.85

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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.