Home / 47,975,552.12-71,946,490.14-13,422,668.96

Finding the Fourth Proportional to 47,975,552.12, 71,946,490.14 and 13,422,668.96

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Solution

The fourth proportional to 47,975,552.12, 71,946,490.14 and 13,422,668.96 is: 20,129,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,975,552.12 : 71,946,490.14 = 13,422,668.96 : x
  2. Step 2: Convert to fraction form
    47,975,552.12/71,946,490.14 = 13,422,668.96/x
  3. Step 3: Cross multiply
    47,975,552.12x = 71,946,490.14 × 13,422,668.96
  4. Step 4: Simplify right side
    47,975,552.12x = 965,713,919,983,124.12
  5. Step 5: Solve for x
    x = 965,713,919,983,124.12/47,975,552.12
  6. Step 6: Final answer
    x = 20,129,292.47

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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.