Home / 10,405,401.84-15,601,008.68-5,277,944.59

Finding the Fourth Proportional to 10,405,401.84, 15,601,008.68 and 5,277,944.59

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Solution

The fourth proportional to 10,405,401.84, 15,601,008.68 and 5,277,944.59 is: 7,913,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,401.84 : 15,601,008.68 = 5,277,944.59 : x
  2. Step 2: Convert to fraction form
    10,405,401.84/15,601,008.68 = 5,277,944.59/x
  3. Step 3: Cross multiply
    10,405,401.84x = 15,601,008.68 × 5,277,944.59
  4. Step 4: Simplify right side
    10,405,401.84x = 82,341,259,408,624.84
  5. Step 5: Solve for x
    x = 82,341,259,408,624.84/10,405,401.84
  6. Step 6: Final answer
    x = 7,913,318.55

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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.