Home / 63,836,742.60-95,768,564.04-20,702,582.69

Finding the Fourth Proportional to 63,836,742.60, 95,768,564.04 and 20,702,582.69

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Solution

The fourth proportional to 63,836,742.60, 95,768,564.04 and 20,702,582.69 is: 31,058,235.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,836,742.60 : 95,768,564.04 = 20,702,582.69 : x
  2. Step 2: Convert to fraction form
    63,836,742.60/95,768,564.04 = 20,702,582.69/x
  3. Step 3: Cross multiply
    63,836,742.60x = 95,768,564.04 × 20,702,582.69
  4. Step 4: Simplify right side
    63,836,742.60x = 1,982,656,615,661,817.75
  5. Step 5: Solve for x
    x = 1,982,656,615,661,817.75/63,836,742.60
  6. Step 6: Final answer
    x = 31,058,235.98

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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.