Home / 65,698,773.87-90,664,895.39-36,332,082.33

Finding the Fourth Proportional to 65,698,773.87, 90,664,895.39 and 36,332,082.33

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Solution

The fourth proportional to 65,698,773.87, 90,664,895.39 and 36,332,082.33 is: 50,138,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,698,773.87 : 90,664,895.39 = 36,332,082.33 : x
  2. Step 2: Convert to fraction form
    65,698,773.87/90,664,895.39 = 36,332,082.33/x
  3. Step 3: Cross multiply
    65,698,773.87x = 90,664,895.39 × 36,332,082.33
  4. Step 4: Simplify right side
    65,698,773.87x = 3,294,044,443,750,317.50
  5. Step 5: Solve for x
    x = 3,294,044,443,750,317.50/65,698,773.87
  6. Step 6: Final answer
    x = 50,138,598.48

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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.