Home / 72,827,553.35-109,241,330.03-38,815,329.35

Finding the Fourth Proportional to 72,827,553.35, 109,241,330.03 and 38,815,329.35

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Solution

The fourth proportional to 72,827,553.35, 109,241,330.03 and 38,815,329.35 is: 58,222,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,827,553.35 : 109,241,330.03 = 38,815,329.35 : x
  2. Step 2: Convert to fraction form
    72,827,553.35/109,241,330.03 = 38,815,329.35/x
  3. Step 3: Cross multiply
    72,827,553.35x = 109,241,330.03 × 38,815,329.35
  4. Step 4: Simplify right side
    72,827,553.35x = 4,240,238,203,552,419
  5. Step 5: Solve for x
    x = 4,240,238,203,552,419/72,827,553.35
  6. Step 6: Final answer
    x = 58,222,994.03

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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.