Home / 64,645,262.57-89,212,346.31-35,278,486.67

Finding the Fourth Proportional to 64,645,262.57, 89,212,346.31 and 35,278,486.67

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Solution

The fourth proportional to 64,645,262.57, 89,212,346.31 and 35,278,486.67 is: 48,685,339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,645,262.57 : 89,212,346.31 = 35,278,486.67 : x
  2. Step 2: Convert to fraction form
    64,645,262.57/89,212,346.31 = 35,278,486.67/x
  3. Step 3: Cross multiply
    64,645,262.57x = 89,212,346.31 × 35,278,486.67
  4. Step 4: Simplify right side
    64,645,262.57x = 3,147,276,570,096,759
  5. Step 5: Solve for x
    x = 3,147,276,570,096,759/64,645,262.57
  6. Step 6: Final answer
    x = 48,685,339.73

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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.