Home / 49,392,383.14-74,059,856.35-18,689,334.32

Finding the Fourth Proportional to 49,392,383.14, 74,059,856.35 and 18,689,334.32

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Solution

The fourth proportional to 49,392,383.14, 74,059,856.35 and 18,689,334.32 is: 28,023,134.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,392,383.14 : 74,059,856.35 = 18,689,334.32 : x
  2. Step 2: Convert to fraction form
    49,392,383.14/74,059,856.35 = 18,689,334.32/x
  3. Step 3: Cross multiply
    49,392,383.14x = 74,059,856.35 × 18,689,334.32
  4. Step 4: Simplify right side
    49,392,383.14x = 1,384,129,415,154,751.25
  5. Step 5: Solve for x
    x = 1,384,129,415,154,751.25/49,392,383.14
  6. Step 6: Final answer
    x = 28,023,134.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.