Home / 64,342,291.20-96,527,433.60-21,204,153.60

Finding the Fourth Proportional to 64,342,291.20, 96,527,433.60 and 21,204,153.60

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Solution

The fourth proportional to 64,342,291.20, 96,527,433.60 and 21,204,153.60 is: 31,810,843.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,342,291.20 : 96,527,433.60 = 21,204,153.60 : x
  2. Step 2: Convert to fraction form
    64,342,291.20/96,527,433.60 = 21,204,153.60/x
  3. Step 3: Cross multiply
    64,342,291.20x = 96,527,433.60 × 21,204,153.60
  4. Step 4: Simplify right side
    64,342,291.20x = 2,046,782,528,668,201
  5. Step 5: Solve for x
    x = 2,046,782,528,668,201/64,342,291.20
  6. Step 6: Final answer
    x = 31,810,843.08

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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.