Home / 93,218,786.52-139,828,622.04-28,522,488.36

Finding the Fourth Proportional to 93,218,786.52, 139,828,622.04 and 28,522,488.36

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Solution

The fourth proportional to 93,218,786.52, 139,828,622.04 and 28,522,488.36 is: 42,783,867.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,218,786.52 : 139,828,622.04 = 28,522,488.36 : x
  2. Step 2: Convert to fraction form
    93,218,786.52/139,828,622.04 = 28,522,488.36/x
  3. Step 3: Cross multiply
    93,218,786.52x = 139,828,622.04 × 28,522,488.36
  4. Step 4: Simplify right side
    93,218,786.52x = 3,988,260,244,530,739
  5. Step 5: Solve for x
    x = 3,988,260,244,530,739/93,218,786.52
  6. Step 6: Final answer
    x = 42,783,867.86

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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.