Home / 40,638,702.62-56,081,556.43-22,053,838.71

Finding the Fourth Proportional to 40,638,702.62, 56,081,556.43 and 22,053,838.71

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Solution

The fourth proportional to 40,638,702.62, 56,081,556.43 and 22,053,838.71 is: 30,434,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,638,702.62 : 56,081,556.43 = 22,053,838.71 : x
  2. Step 2: Convert to fraction form
    40,638,702.62/56,081,556.43 = 22,053,838.71/x
  3. Step 3: Cross multiply
    40,638,702.62x = 56,081,556.43 × 22,053,838.71
  4. Step 4: Simplify right side
    40,638,702.62x = 1,236,813,600,112,983.50
  5. Step 5: Solve for x
    x = 1,236,813,600,112,983.50/40,638,702.62
  6. Step 6: Final answer
    x = 30,434,377.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.