Home / 8,071,800.93-11,132,786.61-5,171,463.36

Finding the Fourth Proportional to 8,071,800.93, 11,132,786.61 and 5,171,463.36

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Solution

The fourth proportional to 8,071,800.93, 11,132,786.61 and 5,171,463.36 is: 7,132,583.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,800.93 : 11,132,786.61 = 5,171,463.36 : x
  2. Step 2: Convert to fraction form
    8,071,800.93/11,132,786.61 = 5,171,463.36/x
  3. Step 3: Cross multiply
    8,071,800.93x = 11,132,786.61 × 5,171,463.36
  4. Step 4: Simplify right side
    8,071,800.93x = 57,572,798,048,313.61
  5. Step 5: Solve for x
    x = 57,572,798,048,313.61/8,071,800.93
  6. Step 6: Final answer
    x = 7,132,583.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.