Home / 64,512,556.80-96,768,835.20-36,142,022.40

Finding the Fourth Proportional to 64,512,556.80, 96,768,835.20 and 36,142,022.40

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Solution

The fourth proportional to 64,512,556.80, 96,768,835.20 and 36,142,022.40 is: 54,213,033.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512,556.80 : 96,768,835.20 = 36,142,022.40 : x
  2. Step 2: Convert to fraction form
    64,512,556.80/96,768,835.20 = 36,142,022.40/x
  3. Step 3: Cross multiply
    64,512,556.80x = 96,768,835.20 × 36,142,022.40
  4. Step 4: Simplify right side
    64,512,556.80x = 3,497,421,409,420,308.50
  5. Step 5: Solve for x
    x = 3,497,421,409,420,308.50/64,512,556.80
  6. Step 6: Final answer
    x = 54,213,033.60

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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.