Home / 38,299,033.35-52,852,594.05-20,895,390.36

Finding the Fourth Proportional to 38,299,033.35, 52,852,594.05 and 20,895,390.36

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Solution

The fourth proportional to 38,299,033.35, 52,852,594.05 and 20,895,390.36 is: 28,835,599.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,299,033.35 : 52,852,594.05 = 20,895,390.36 : x
  2. Step 2: Convert to fraction form
    38,299,033.35/52,852,594.05 = 20,895,390.36/x
  3. Step 3: Cross multiply
    38,299,033.35x = 52,852,594.05 × 20,895,390.36
  4. Step 4: Simplify right side
    38,299,033.35x = 1,104,375,584,213,363.25
  5. Step 5: Solve for x
    x = 1,104,375,584,213,363.25/38,299,033.35
  6. Step 6: Final answer
    x = 28,835,599.43

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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.