Home / 19,571,405.90-29,361,774.45-9,465,716.30

Finding the Fourth Proportional to 19,571,405.90, 29,361,774.45 and 9,465,716.30

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Solution

The fourth proportional to 19,571,405.90, 29,361,774.45 and 9,465,716.30 is: 14,200,830.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,571,405.90 : 29,361,774.45 = 9,465,716.30 : x
  2. Step 2: Convert to fraction form
    19,571,405.90/29,361,774.45 = 9,465,716.30/x
  3. Step 3: Cross multiply
    19,571,405.90x = 29,361,774.45 × 9,465,716.30
  4. Step 4: Simplify right side
    19,571,405.90x = 277,930,227,008,288.56
  5. Step 5: Solve for x
    x = 277,930,227,008,288.56/19,571,405.90
  6. Step 6: Final answer
    x = 14,200,830.97

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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.