Home / 47,610,601.20-71,415,901.80-30,604,489.20

Finding the Fourth Proportional to 47,610,601.20, 71,415,901.80 and 30,604,489.20

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Solution

The fourth proportional to 47,610,601.20, 71,415,901.80 and 30,604,489.20 is: 45,906,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,610,601.20 : 71,415,901.80 = 30,604,489.20 : x
  2. Step 2: Convert to fraction form
    47,610,601.20/71,415,901.80 = 30,604,489.20/x
  3. Step 3: Cross multiply
    47,610,601.20x = 71,415,901.80 × 30,604,489.20
  4. Step 4: Simplify right side
    47,610,601.20x = 2,185,647,195,346,360.50
  5. Step 5: Solve for x
    x = 2,185,647,195,346,360.50/47,610,601.20
  6. Step 6: Final answer
    x = 45,906,733.80

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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.