Home / 20,084,254.56-30,124,675.44-7,950,418.92

Finding the Fourth Proportional to 20,084,254.56, 30,124,675.44 and 7,950,418.92

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Solution

The fourth proportional to 20,084,254.56, 30,124,675.44 and 7,950,418.92 is: 11,924,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,084,254.56 : 30,124,675.44 = 7,950,418.92 : x
  2. Step 2: Convert to fraction form
    20,084,254.56/30,124,675.44 = 7,950,418.92/x
  3. Step 3: Cross multiply
    20,084,254.56x = 30,124,675.44 × 7,950,418.92
  4. Step 4: Simplify right side
    20,084,254.56x = 239,503,789,577,035.34
  5. Step 5: Solve for x
    x = 239,503,789,577,035.34/20,084,254.56
  6. Step 6: Final answer
    x = 11,924,952.90

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1.5x scale

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.