Home / 67,993,609.90-102,010,311.69-21,934,592.86

Finding the Fourth Proportional to 67,993,609.90, 102,010,311.69 and 21,934,592.86

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Solution

The fourth proportional to 67,993,609.90, 102,010,311.69 and 21,934,592.86 is: 32,908,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,993,609.90 : 102,010,311.69 = 21,934,592.86 : x
  2. Step 2: Convert to fraction form
    67,993,609.90/102,010,311.69 = 21,934,592.86/x
  3. Step 3: Cross multiply
    67,993,609.90x = 102,010,311.69 × 21,934,592.86
  4. Step 4: Simplify right side
    67,993,609.90x = 2,237,554,654,104,568.25
  5. Step 5: Solve for x
    x = 2,237,554,654,104,568.25/67,993,609.90
  6. Step 6: Final answer
    x = 32,908,307.96

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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.