Home / 34,821,349.96-52,240,876.62-20,456,563.72

Finding the Fourth Proportional to 34,821,349.96, 52,240,876.62 and 20,456,563.72

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Solution

The fourth proportional to 34,821,349.96, 52,240,876.62 and 20,456,563.72 is: 30,690,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821,349.96 : 52,240,876.62 = 20,456,563.72 : x
  2. Step 2: Convert to fraction form
    34,821,349.96/52,240,876.62 = 20,456,563.72/x
  3. Step 3: Cross multiply
    34,821,349.96x = 52,240,876.62 × 20,456,563.72
  4. Step 4: Simplify right side
    34,821,349.96x = 1,068,668,821,365,688.12
  5. Step 5: Solve for x
    x = 1,068,668,821,365,688.12/34,821,349.96
  6. Step 6: Final answer
    x = 30,690,045.69

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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.