Home / 10,890,732.30-16,336,098.45-2,912,556.30

Finding the Fourth Proportional to 10,890,732.30, 16,336,098.45 and 2,912,556.30

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Solution

The fourth proportional to 10,890,732.30, 16,336,098.45 and 2,912,556.30 is: 4,368,834.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,732.30 : 16,336,098.45 = 2,912,556.30 : x
  2. Step 2: Convert to fraction form
    10,890,732.30/16,336,098.45 = 2,912,556.30/x
  3. Step 3: Cross multiply
    10,890,732.30x = 16,336,098.45 × 2,912,556.30
  4. Step 4: Simplify right side
    10,890,732.30x = 47,579,806,457,967.73
  5. Step 5: Solve for x
    x = 47,579,806,457,967.73/10,890,732.30
  6. Step 6: Final answer
    x = 4,368,834.45

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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.