Home / 65,798,251.90-90,807,680.37-36,429,584.46

Finding the Fourth Proportional to 65,798,251.90, 90,807,680.37 and 36,429,584.46

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Solution

The fourth proportional to 65,798,251.90, 90,807,680.37 and 36,429,584.46 is: 50,276,199.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,798,251.90 : 90,807,680.37 = 36,429,584.46 : x
  2. Step 2: Convert to fraction form
    65,798,251.90/90,807,680.37 = 36,429,584.46/x
  3. Step 3: Cross multiply
    65,798,251.90x = 90,807,680.37 × 36,429,584.46
  4. Step 4: Simplify right side
    65,798,251.90x = 3,308,086,061,451,681
  5. Step 5: Solve for x
    x = 3,308,086,061,451,681/65,798,251.90
  6. Step 6: Final answer
    x = 50,276,199.84

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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.