Home / 48,910,803.40-73,192,022.70-42,590,470.60

Finding the Fourth Proportional to 48,910,803.40, 73,192,022.70 and 42,590,470.60

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Solution

The fourth proportional to 48,910,803.40, 73,192,022.70 and 42,590,470.60 is: 63,734,031.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,910,803.40 : 73,192,022.70 = 42,590,470.60 : x
  2. Step 2: Convert to fraction form
    48,910,803.40/73,192,022.70 = 42,590,470.60/x
  3. Step 3: Cross multiply
    48,910,803.40x = 73,192,022.70 × 42,590,470.60
  4. Step 4: Simplify right side
    48,910,803.40x = 3,117,282,690,958,883
  5. Step 5: Solve for x
    x = 3,117,282,690,958,883/48,910,803.40
  6. Step 6: Final answer
    x = 63,734,031.63

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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.