Home / 47,319,616.50-70,972,305.39-13,236,544.50

Finding the Fourth Proportional to 47,319,616.50, 70,972,305.39 and 13,236,544.50

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Solution

The fourth proportional to 47,319,616.50, 70,972,305.39 and 13,236,544.50 is: 19,852,825.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,319,616.50 : 70,972,305.39 = 13,236,544.50 : x
  2. Step 2: Convert to fraction form
    47,319,616.50/70,972,305.39 = 13,236,544.50/x
  3. Step 3: Cross multiply
    47,319,616.50x = 70,972,305.39 × 13,236,544.50
  4. Step 4: Simplify right side
    47,319,616.50x = 939,428,078,562,324.88
  5. Step 5: Solve for x
    x = 939,428,078,562,324.88/47,319,616.50
  6. Step 6: Final answer
    x = 19,852,825.28

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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.