Home / 48,140,212-72,244,795.12-20,493,512.64

Finding the Fourth Proportional to 48,140,212, 72,244,795.12 and 20,493,512.64

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Solution

The fourth proportional to 48,140,212, 72,244,795.12 and 20,493,512.64 is: 30,754,946.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,140,212 : 72,244,795.12 = 20,493,512.64 : x
  2. Step 2: Convert to fraction form
    48,140,212/72,244,795.12 = 20,493,512.64/x
  3. Step 3: Cross multiply
    48,140,212x = 72,244,795.12 × 20,493,512.64
  4. Step 4: Simplify right side
    48,140,212x = 1,480,549,621,965,930.50
  5. Step 5: Solve for x
    x = 1,480,549,621,965,930.50/48,140,212
  6. Step 6: Final answer
    x = 30,754,946.03

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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.