Home / 47,947,021.20-71,837,863.20-22,335,501.60

Finding the Fourth Proportional to 47,947,021.20, 71,837,863.20 and 22,335,501.60

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Solution

The fourth proportional to 47,947,021.20, 71,837,863.20 and 22,335,501.60 is: 33,464,742.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,947,021.20 : 71,837,863.20 = 22,335,501.60 : x
  2. Step 2: Convert to fraction form
    47,947,021.20/71,837,863.20 = 22,335,501.60/x
  3. Step 3: Cross multiply
    47,947,021.20x = 71,837,863.20 × 22,335,501.60
  4. Step 4: Simplify right side
    47,947,021.20x = 1,604,534,708,444,181.25
  5. Step 5: Solve for x
    x = 1,604,534,708,444,181.25/47,947,021.20
  6. Step 6: Final answer
    x = 33,464,742.30

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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.