Home / 65,880,481.19-90,915,062.24-36,516,225.42

Finding the Fourth Proportional to 65,880,481.19, 90,915,062.24 and 36,516,225.42

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Solution

The fourth proportional to 65,880,481.19, 90,915,062.24 and 36,516,225.42 is: 50,392,390.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,880,481.19 : 90,915,062.24 = 36,516,225.42 : x
  2. Step 2: Convert to fraction form
    65,880,481.19/90,915,062.24 = 36,516,225.42/x
  3. Step 3: Cross multiply
    65,880,481.19x = 90,915,062.24 × 36,516,225.42
  4. Step 4: Simplify right side
    65,880,481.19x = 3,319,874,906,869,501
  5. Step 5: Solve for x
    x = 3,319,874,906,869,501/65,880,481.19
  6. Step 6: Final answer
    x = 50,392,390.08

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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.