Home / 52,380,265.62-78,567,786.66-19,588,423.74

Finding the Fourth Proportional to 52,380,265.62, 78,567,786.66 and 19,588,423.74

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Solution

The fourth proportional to 52,380,265.62, 78,567,786.66 and 19,588,423.74 is: 29,381,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,380,265.62 : 78,567,786.66 = 19,588,423.74 : x
  2. Step 2: Convert to fraction form
    52,380,265.62/78,567,786.66 = 19,588,423.74/x
  3. Step 3: Cross multiply
    52,380,265.62x = 78,567,786.66 × 19,588,423.74
  4. Step 4: Simplify right side
    52,380,265.62x = 1,539,019,097,409,999
  5. Step 5: Solve for x
    x = 1,539,019,097,409,999/52,380,265.62
  6. Step 6: Final answer
    x = 29,381,658.90

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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.