Home / 79,607,882.70-109,863,399.87-47,827,772.33

Finding the Fourth Proportional to 79,607,882.70, 109,863,399.87 and 47,827,772.33

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Solution

The fourth proportional to 79,607,882.70, 109,863,399.87 and 47,827,772.33 is: 66,005,042.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,607,882.70 : 109,863,399.87 = 47,827,772.33 : x
  2. Step 2: Convert to fraction form
    79,607,882.70/109,863,399.87 = 47,827,772.33/x
  3. Step 3: Cross multiply
    79,607,882.70x = 109,863,399.87 × 47,827,772.33
  4. Step 4: Simplify right side
    79,607,882.70x = 5,254,521,675,832,795
  5. Step 5: Solve for x
    x = 5,254,521,675,832,795/79,607,882.70
  6. Step 6: Final answer
    x = 66,005,042.44

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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.