Home / 67,380,977.47-92,985,810.91-36,441,146.75

Finding the Fourth Proportional to 67,380,977.47, 92,985,810.91 and 36,441,146.75

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Solution

The fourth proportional to 67,380,977.47, 92,985,810.91 and 36,441,146.75 is: 50,288,816.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,380,977.47 : 92,985,810.91 = 36,441,146.75 : x
  2. Step 2: Convert to fraction form
    67,380,977.47/92,985,810.91 = 36,441,146.75/x
  3. Step 3: Cross multiply
    67,380,977.47x = 92,985,810.91 × 36,441,146.75
  4. Step 4: Simplify right side
    67,380,977.47x = 3,388,509,581,039,061
  5. Step 5: Solve for x
    x = 3,388,509,581,039,061/67,380,977.47
  6. Step 6: Final answer
    x = 50,288,816.05

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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.