Home / 64,645,396.09-89,212,542.85-35,278,624.96

Finding the Fourth Proportional to 64,645,396.09, 89,212,542.85 and 35,278,624.96

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Solution

The fourth proportional to 64,645,396.09, 89,212,542.85 and 35,278,624.96 is: 48,685,537.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,645,396.09 : 89,212,542.85 = 35,278,624.96 : x
  2. Step 2: Convert to fraction form
    64,645,396.09/89,212,542.85 = 35,278,624.96/x
  3. Step 3: Cross multiply
    64,645,396.09x = 89,212,542.85 × 35,278,624.96
  4. Step 4: Simplify right side
    64,645,396.09x = 3,147,295,840,754,146.50
  5. Step 5: Solve for x
    x = 3,147,295,840,754,146.50/64,645,396.09
  6. Step 6: Final answer
    x = 48,685,537.27

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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.