Home / 30,281,188.05-41,782,446.14-17,227,684.89

Finding the Fourth Proportional to 30,281,188.05, 41,782,446.14 and 17,227,684.89

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Solution

The fourth proportional to 30,281,188.05, 41,782,446.14 and 17,227,684.89 is: 23,771,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,281,188.05 : 41,782,446.14 = 17,227,684.89 : x
  2. Step 2: Convert to fraction form
    30,281,188.05/41,782,446.14 = 17,227,684.89/x
  3. Step 3: Cross multiply
    30,281,188.05x = 41,782,446.14 × 17,227,684.89
  4. Step 4: Simplify right side
    30,281,188.05x = 719,814,815,947,178.38
  5. Step 5: Solve for x
    x = 719,814,815,947,178.38/30,281,188.05
  6. Step 6: Final answer
    x = 23,771,022.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.