Home / 19,936,856.86-29,905,282.23-4,790,788.54

Finding the Fourth Proportional to 19,936,856.86, 29,905,282.23 and 4,790,788.54

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Solution

The fourth proportional to 19,936,856.86, 29,905,282.23 and 4,790,788.54 is: 7,186,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,856.86 : 29,905,282.23 = 4,790,788.54 : x
  2. Step 2: Convert to fraction form
    19,936,856.86/29,905,282.23 = 4,790,788.54/x
  3. Step 3: Cross multiply
    19,936,856.86x = 29,905,282.23 × 4,790,788.54
  4. Step 4: Simplify right side
    19,936,856.86x = 143,269,883,392,949.66
  5. Step 5: Solve for x
    x = 143,269,883,392,949.66/19,936,856.86
  6. Step 6: Final answer
    x = 7,186,182.07

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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.