Home / 48,607,364.20-72,911,046.30-19,843,940.20

Finding the Fourth Proportional to 48,607,364.20, 72,911,046.30 and 19,843,940.20

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Solution

The fourth proportional to 48,607,364.20, 72,911,046.30 and 19,843,940.20 is: 29,765,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607,364.20 : 72,911,046.30 = 19,843,940.20 : x
  2. Step 2: Convert to fraction form
    48,607,364.20/72,911,046.30 = 19,843,940.20/x
  3. Step 3: Cross multiply
    48,607,364.20x = 72,911,046.30 × 19,843,940.20
  4. Step 4: Simplify right side
    48,607,364.20x = 1,446,842,442,696,631.25
  5. Step 5: Solve for x
    x = 1,446,842,442,696,631.25/48,607,364.20
  6. Step 6: Final answer
    x = 29,765,910.30

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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.