Home / 15,044,627.22-20,762,180.85-8,429,272.74

Finding the Fourth Proportional to 15,044,627.22, 20,762,180.85 and 8,429,272.74

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Solution

The fourth proportional to 15,044,627.22, 20,762,180.85 and 8,429,272.74 is: 11,632,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,044,627.22 : 20,762,180.85 = 8,429,272.74 : x
  2. Step 2: Convert to fraction form
    15,044,627.22/20,762,180.85 = 8,429,272.74/x
  3. Step 3: Cross multiply
    15,044,627.22x = 20,762,180.85 × 8,429,272.74
  4. Step 4: Simplify right side
    15,044,627.22x = 175,010,084,958,044.12
  5. Step 5: Solve for x
    x = 175,010,084,958,044.12/15,044,627.22
  6. Step 6: Final answer
    x = 11,632,729.91

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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.