Home / 64,757,765.72-89,365,950.09-35,389,101.75

Finding the Fourth Proportional to 64,757,765.72, 89,365,950.09 and 35,389,101.75

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Solution

The fourth proportional to 64,757,765.72, 89,365,950.09 and 35,389,101.75 is: 48,837,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,757,765.72 : 89,365,950.09 = 35,389,101.75 : x
  2. Step 2: Convert to fraction form
    64,757,765.72/89,365,950.09 = 35,389,101.75/x
  3. Step 3: Cross multiply
    64,757,765.72x = 89,365,950.09 × 35,389,101.75
  4. Step 4: Simplify right side
    64,757,765.72x = 3,162,580,700,720,432
  5. Step 5: Solve for x
    x = 3,162,580,700,720,432/64,757,765.72
  6. Step 6: Final answer
    x = 48,837,087.97

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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.