Home / 64,743,769.20-97,100,101.80-37,390,911.60

Finding the Fourth Proportional to 64,743,769.20, 97,100,101.80 and 37,390,911.60

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Solution

The fourth proportional to 64,743,769.20, 97,100,101.80 and 37,390,911.60 is: 56,077,385.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,743,769.20 : 97,100,101.80 = 37,390,911.60 : x
  2. Step 2: Convert to fraction form
    64,743,769.20/97,100,101.80 = 37,390,911.60/x
  3. Step 3: Cross multiply
    64,743,769.20x = 97,100,101.80 × 37,390,911.60
  4. Step 4: Simplify right side
    64,743,769.20x = 3,630,661,322,754,801
  5. Step 5: Solve for x
    x = 3,630,661,322,754,801/64,743,769.20
  6. Step 6: Final answer
    x = 56,077,385.79

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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.