Home / 64,611,122.37-89,196,254.91-49,893,749.61

Finding the Fourth Proportional to 64,611,122.37, 89,196,254.91 and 49,893,749.61

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Solution

The fourth proportional to 64,611,122.37, 89,196,254.91 and 49,893,749.61 is: 68,878,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,611,122.37 : 89,196,254.91 = 49,893,749.61 : x
  2. Step 2: Convert to fraction form
    64,611,122.37/89,196,254.91 = 49,893,749.61/x
  3. Step 3: Cross multiply
    64,611,122.37x = 89,196,254.91 × 49,893,749.61
  4. Step 4: Simplify right side
    64,611,122.37x = 4,450,335,608,629,273
  5. Step 5: Solve for x
    x = 4,450,335,608,629,273/64,611,122.37
  6. Step 6: Final answer
    x = 68,878,785.04

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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.