Home / 13,072,439.02-19,601,458.73-5,394,338.57

Finding the Fourth Proportional to 13,072,439.02, 19,601,458.73 and 5,394,338.57

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Solution

The fourth proportional to 13,072,439.02, 19,601,458.73 and 5,394,338.57 is: 8,088,536.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072,439.02 : 19,601,458.73 = 5,394,338.57 : x
  2. Step 2: Convert to fraction form
    13,072,439.02/19,601,458.73 = 5,394,338.57/x
  3. Step 3: Cross multiply
    13,072,439.02x = 19,601,458.73 × 5,394,338.57
  4. Step 4: Simplify right side
    13,072,439.02x = 105,736,904,855,502.22
  5. Step 5: Solve for x
    x = 105,736,904,855,502.22/13,072,439.02
  6. Step 6: Final answer
    x = 8,088,536.86

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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.