Home / 39,920,045.60-55,090,380.40-23,412,076.58

Finding the Fourth Proportional to 39,920,045.60, 55,090,380.40 and 23,412,076.58

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Solution

The fourth proportional to 39,920,045.60, 55,090,380.40 and 23,412,076.58 is: 32,309,086.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,920,045.60 : 55,090,380.40 = 23,412,076.58 : x
  2. Step 2: Convert to fraction form
    39,920,045.60/55,090,380.40 = 23,412,076.58/x
  3. Step 3: Cross multiply
    39,920,045.60x = 55,090,380.40 × 23,412,076.58
  4. Step 4: Simplify right side
    39,920,045.60x = 1,289,780,204,746,131
  5. Step 5: Solve for x
    x = 1,289,780,204,746,131/39,920,045.60
  6. Step 6: Final answer
    x = 32,309,086.46

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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.