Home / 21,702,576.94-29,949,180.33-11,779,246.69

Finding the Fourth Proportional to 21,702,576.94, 29,949,180.33 and 11,779,246.69

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Solution

The fourth proportional to 21,702,576.94, 29,949,180.33 and 11,779,246.69 is: 16,255,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702,576.94 : 29,949,180.33 = 11,779,246.69 : x
  2. Step 2: Convert to fraction form
    21,702,576.94/29,949,180.33 = 11,779,246.69/x
  3. Step 3: Cross multiply
    21,702,576.94x = 29,949,180.33 × 11,779,246.69
  4. Step 4: Simplify right side
    21,702,576.94x = 352,778,783,332,323
  5. Step 5: Solve for x
    x = 352,778,783,332,323/21,702,576.94
  6. Step 6: Final answer
    x = 16,255,156.44

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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.