Home / 48,282,314.20-72,376,232.10-19,490,021.80

Finding the Fourth Proportional to 48,282,314.20, 72,376,232.10 and 19,490,021.80

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Solution

The fourth proportional to 48,282,314.20, 72,376,232.10 and 19,490,021.80 is: 29,215,963.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,282,314.20 : 72,376,232.10 = 19,490,021.80 : x
  2. Step 2: Convert to fraction form
    48,282,314.20/72,376,232.10 = 19,490,021.80/x
  3. Step 3: Cross multiply
    48,282,314.20x = 72,376,232.10 × 19,490,021.80
  4. Step 4: Simplify right side
    48,282,314.20x = 1,410,614,341,430,859.75
  5. Step 5: Solve for x
    x = 1,410,614,341,430,859.75/48,282,314.20
  6. Step 6: Final answer
    x = 29,215,963.75

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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.