Home / 15,443,733.60-23,165,600.40-3,929,178.60

Finding the Fourth Proportional to 15,443,733.60, 23,165,600.40 and 3,929,178.60

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Solution

The fourth proportional to 15,443,733.60, 23,165,600.40 and 3,929,178.60 is: 5,893,767.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443,733.60 : 23,165,600.40 = 3,929,178.60 : x
  2. Step 2: Convert to fraction form
    15,443,733.60/23,165,600.40 = 3,929,178.60/x
  3. Step 3: Cross multiply
    15,443,733.60x = 23,165,600.40 × 3,929,178.60
  4. Step 4: Simplify right side
    15,443,733.60x = 91,021,781,347,831.44
  5. Step 5: Solve for x
    x = 91,021,781,347,831.44/15,443,733.60
  6. Step 6: Final answer
    x = 5,893,767.90

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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.