Home / 39,918,489.22-55,037,579.25-33,312,611.98

Finding the Fourth Proportional to 39,918,489.22, 55,037,579.25 and 33,312,611.98

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Solution

The fourth proportional to 39,918,489.22, 55,037,579.25 and 33,312,611.98 is: 45,929,732.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,918,489.22 : 55,037,579.25 = 33,312,611.98 : x
  2. Step 2: Convert to fraction form
    39,918,489.22/55,037,579.25 = 33,312,611.98/x
  3. Step 3: Cross multiply
    39,918,489.22x = 55,037,579.25 × 33,312,611.98
  4. Step 4: Simplify right side
    39,918,489.22x = 1,833,445,521,873,749.50
  5. Step 5: Solve for x
    x = 1,833,445,521,873,749.50/39,918,489.22
  6. Step 6: Final answer
    x = 45,929,732.25

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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.