Home / 82,521,137-113,881,899.36-45,352,734.74

Finding the Fourth Proportional to 82,521,137, 113,881,899.36 and 45,352,734.74

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Solution

The fourth proportional to 82,521,137, 113,881,899.36 and 45,352,734.74 is: 62,588,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,521,137 : 113,881,899.36 = 45,352,734.74 : x
  2. Step 2: Convert to fraction form
    82,521,137/113,881,899.36 = 45,352,734.74/x
  3. Step 3: Cross multiply
    82,521,137x = 113,881,899.36 × 45,352,734.74
  4. Step 4: Simplify right side
    82,521,137x = 5,164,855,573,361,456
  5. Step 5: Solve for x
    x = 5,164,855,573,361,456/82,521,137
  6. Step 6: Final answer
    x = 62,588,274.48

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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.