Home / 10,761,986.70-16,143,964.20-4,370,916.60

Finding the Fourth Proportional to 10,761,986.70, 16,143,964.20 and 4,370,916.60

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Solution

The fourth proportional to 10,761,986.70, 16,143,964.20 and 4,370,916.60 is: 6,556,774.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,761,986.70 : 16,143,964.20 = 4,370,916.60 : x
  2. Step 2: Convert to fraction form
    10,761,986.70/16,143,964.20 = 4,370,916.60/x
  3. Step 3: Cross multiply
    10,761,986.70x = 16,143,964.20 × 4,370,916.60
  4. Step 4: Simplify right side
    10,761,986.70x = 70,563,921,111,585.70
  5. Step 5: Solve for x
    x = 70,563,921,111,585.70/10,761,986.70
  6. Step 6: Final answer
    x = 6,556,774.61

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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.