Home / 55,216,920.48-82,825,594.56-16,878,285.60

Finding the Fourth Proportional to 55,216,920.48, 82,825,594.56 and 16,878,285.60

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Solution

The fourth proportional to 55,216,920.48, 82,825,594.56 and 16,878,285.60 is: 25,317,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,216,920.48 : 82,825,594.56 = 16,878,285.60 : x
  2. Step 2: Convert to fraction form
    55,216,920.48/82,825,594.56 = 16,878,285.60/x
  3. Step 3: Cross multiply
    55,216,920.48x = 82,825,594.56 × 16,878,285.60
  4. Step 4: Simplify right side
    55,216,920.48x = 1,397,954,039,973,486.50
  5. Step 5: Solve for x
    x = 1,397,954,039,973,486.50/55,216,920.48
  6. Step 6: Final answer
    x = 25,317,493.76

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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.