Home / 49,159,330.60-73,768,520.40-20,402,467.60

Finding the Fourth Proportional to 49,159,330.60, 73,768,520.40 and 20,402,467.60

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Solution

The fourth proportional to 49,159,330.60, 73,768,520.40 and 20,402,467.60 is: 30,615,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,159,330.60 : 73,768,520.40 = 20,402,467.60 : x
  2. Step 2: Convert to fraction form
    49,159,330.60/73,768,520.40 = 20,402,467.60/x
  3. Step 3: Cross multiply
    49,159,330.60x = 73,768,520.40 × 20,402,467.60
  4. Step 4: Simplify right side
    49,159,330.60x = 1,505,059,847,360,939.25
  5. Step 5: Solve for x
    x = 1,505,059,847,360,939.25/49,159,330.60
  6. Step 6: Final answer
    x = 30,615,954.88

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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.