Home / 8,390,995.23-11,579,489.39-4,669,763.91

Finding the Fourth Proportional to 8,390,995.23, 11,579,489.39 and 4,669,763.91

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Solution

The fourth proportional to 8,390,995.23, 11,579,489.39 and 4,669,763.91 is: 6,444,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390,995.23 : 11,579,489.39 = 4,669,763.91 : x
  2. Step 2: Convert to fraction form
    8,390,995.23/11,579,489.39 = 4,669,763.91/x
  3. Step 3: Cross multiply
    8,390,995.23x = 11,579,489.39 × 4,669,763.91
  4. Step 4: Simplify right side
    8,390,995.23x = 54,073,481,617,901.24
  5. Step 5: Solve for x
    x = 54,073,481,617,901.24/8,390,995.23
  6. Step 6: Final answer
    x = 6,444,227.43

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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.