Home / 39,375,005.40-58,968,029.70-19,156,627.80

Finding the Fourth Proportional to 39,375,005.40, 58,968,029.70 and 19,156,627.80

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Solution

The fourth proportional to 39,375,005.40, 58,968,029.70 and 19,156,627.80 is: 28,688,976.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375,005.40 : 58,968,029.70 = 19,156,627.80 : x
  2. Step 2: Convert to fraction form
    39,375,005.40/58,968,029.70 = 19,156,627.80/x
  3. Step 3: Cross multiply
    39,375,005.40x = 58,968,029.70 × 19,156,627.80
  4. Step 4: Simplify right side
    39,375,005.40x = 1,129,628,597,062,245.75
  5. Step 5: Solve for x
    x = 1,129,628,597,062,245.75/39,375,005.40
  6. Step 6: Final answer
    x = 28,688,976.31

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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.