Home / 47,319,627.52-70,972,321.88-13,236,555.52

Finding the Fourth Proportional to 47,319,627.52, 70,972,321.88 and 13,236,555.52

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Solution

The fourth proportional to 47,319,627.52, 70,972,321.88 and 13,236,555.52 is: 19,852,841.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,319,627.52 : 70,972,321.88 = 13,236,555.52 : x
  2. Step 2: Convert to fraction form
    47,319,627.52/70,972,321.88 = 13,236,555.52/x
  3. Step 3: Cross multiply
    47,319,627.52x = 70,972,321.88 × 13,236,555.52
  4. Step 4: Simplify right side
    47,319,627.52x = 939,429,078,947,930.62
  5. Step 5: Solve for x
    x = 939,429,078,947,930.62/47,319,627.52
  6. Step 6: Final answer
    x = 19,852,841.79

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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.