Home / 52,285,965.92-78,426,110.62-15,891,518.71

Finding the Fourth Proportional to 52,285,965.92, 78,426,110.62 and 15,891,518.71

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Solution

The fourth proportional to 52,285,965.92, 78,426,110.62 and 15,891,518.71 is: 23,836,415.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,285,965.92 : 78,426,110.62 = 15,891,518.71 : x
  2. Step 2: Convert to fraction form
    52,285,965.92/78,426,110.62 = 15,891,518.71/x
  3. Step 3: Cross multiply
    52,285,965.92x = 78,426,110.62 × 15,891,518.71
  4. Step 4: Simplify right side
    52,285,965.92x = 1,246,310,004,270,259.75
  5. Step 5: Solve for x
    x = 1,246,310,004,270,259.75/52,285,965.92
  6. Step 6: Final answer
    x = 23,836,415.42

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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.