Home / 65,798,517.84-90,808,047.79-36,429,850.81

Finding the Fourth Proportional to 65,798,517.84, 90,808,047.79 and 36,429,850.81

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Solution

The fourth proportional to 65,798,517.84, 90,808,047.79 and 36,429,850.81 is: 50,276,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,798,517.84 : 90,808,047.79 = 36,429,850.81 : x
  2. Step 2: Convert to fraction form
    65,798,517.84/90,808,047.79 = 36,429,850.81/x
  3. Step 3: Cross multiply
    65,798,517.84x = 90,808,047.79 × 36,429,850.81
  4. Step 4: Simplify right side
    65,798,517.84x = 3,308,123,633,337,050.50
  5. Step 5: Solve for x
    x = 3,308,123,633,337,050.50/65,798,517.84
  6. Step 6: Final answer
    x = 50,276,567.65

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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.