Home / 49,346,203.71-68,102,850.20-28,438,970.43

Finding the Fourth Proportional to 49,346,203.71, 68,102,850.20 and 28,438,970.43

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Solution

The fourth proportional to 49,346,203.71, 68,102,850.20 and 28,438,970.43 is: 39,248,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,346,203.71 : 68,102,850.20 = 28,438,970.43 : x
  2. Step 2: Convert to fraction form
    49,346,203.71/68,102,850.20 = 28,438,970.43/x
  3. Step 3: Cross multiply
    49,346,203.71x = 68,102,850.20 × 28,438,970.43
  4. Step 4: Simplify right side
    49,346,203.71x = 1,936,774,942,894,324.50
  5. Step 5: Solve for x
    x = 1,936,774,942,894,324.50/49,346,203.71
  6. Step 6: Final answer
    x = 39,248,712.11

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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.