Home / 55,227,005.25-82,852,465.95-21,148,352.34

Finding the Fourth Proportional to 55,227,005.25, 82,852,465.95 and 21,148,352.34

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Solution

The fourth proportional to 55,227,005.25, 82,852,465.95 and 21,148,352.34 is: 31,727,107.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,227,005.25 : 82,852,465.95 = 21,148,352.34 : x
  2. Step 2: Convert to fraction form
    55,227,005.25/82,852,465.95 = 21,148,352.34/x
  3. Step 3: Cross multiply
    55,227,005.25x = 82,852,465.95 × 21,148,352.34
  4. Step 4: Simplify right side
    55,227,005.25x = 1,752,193,142,148,452.75
  5. Step 5: Solve for x
    x = 1,752,193,142,148,452.75/55,227,005.25
  6. Step 6: Final answer
    x = 31,727,107.68

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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.