Home / 72,367,946.20-108,462,985.96-33,453,760.24

Finding the Fourth Proportional to 72,367,946.20, 108,462,985.96 and 33,453,760.24

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Solution

The fourth proportional to 72,367,946.20, 108,462,985.96 and 33,453,760.24 is: 50,139,528.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,367,946.20 : 108,462,985.96 = 33,453,760.24 : x
  2. Step 2: Convert to fraction form
    72,367,946.20/108,462,985.96 = 33,453,760.24/x
  3. Step 3: Cross multiply
    72,367,946.20x = 108,462,985.96 × 33,453,760.24
  4. Step 4: Simplify right side
    72,367,946.20x = 3,628,494,726,510,742.50
  5. Step 5: Solve for x
    x = 3,628,494,726,510,742.50/72,367,946.20
  6. Step 6: Final answer
    x = 50,139,528.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.