Home / 55,049,799.60-75,970,912.37-30,272,017.86

Finding the Fourth Proportional to 55,049,799.60, 75,970,912.37 and 30,272,017.86

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Solution

The fourth proportional to 55,049,799.60, 75,970,912.37 and 30,272,017.86 is: 41,776,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,799.60 : 75,970,912.37 = 30,272,017.86 : x
  2. Step 2: Convert to fraction form
    55,049,799.60/75,970,912.37 = 30,272,017.86/x
  3. Step 3: Cross multiply
    55,049,799.60x = 75,970,912.37 × 30,272,017.86
  4. Step 4: Simplify right side
    55,049,799.60x = 2,299,792,815,953,774.50
  5. Step 5: Solve for x
    x = 2,299,792,815,953,774.50/55,049,799.60
  6. Step 6: Final answer
    x = 41,776,588.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.