Home / 72,827,553.70-109,241,330.55-29,673,232.30

Finding the Fourth Proportional to 72,827,553.70, 109,241,330.55 and 29,673,232.30

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Solution

The fourth proportional to 72,827,553.70, 109,241,330.55 and 29,673,232.30 is: 44,509,848.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,827,553.70 : 109,241,330.55 = 29,673,232.30 : x
  2. Step 2: Convert to fraction form
    72,827,553.70/109,241,330.55 = 29,673,232.30/x
  3. Step 3: Cross multiply
    72,827,553.70x = 109,241,330.55 × 29,673,232.30
  4. Step 4: Simplify right side
    72,827,553.70x = 3,241,543,378,171,237
  5. Step 5: Solve for x
    x = 3,241,543,378,171,237/72,827,553.70
  6. Step 6: Final answer
    x = 44,509,848.45

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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.