Home / 64,668,067.45-96,966,212.49-21,513,713.24

Finding the Fourth Proportional to 64,668,067.45, 96,966,212.49 and 21,513,713.24

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Solution

The fourth proportional to 64,668,067.45, 96,966,212.49 and 21,513,713.24 is: 32,258,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,668,067.45 : 96,966,212.49 = 21,513,713.24 : x
  2. Step 2: Convert to fraction form
    64,668,067.45/96,966,212.49 = 21,513,713.24/x
  3. Step 3: Cross multiply
    64,668,067.45x = 96,966,212.49 × 21,513,713.24
  4. Step 4: Simplify right side
    64,668,067.45x = 2,086,103,289,478,766
  5. Step 5: Solve for x
    x = 2,086,103,289,478,766/64,668,067.45
  6. Step 6: Final answer
    x = 32,258,630.45

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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.