Home / 22,735,941.60-31,375,819.80-12,422,663.76

Finding the Fourth Proportional to 22,735,941.60, 31,375,819.80 and 12,422,663.76

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Solution

The fourth proportional to 22,735,941.60, 31,375,819.80 and 12,422,663.76 is: 17,143,396.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,735,941.60 : 31,375,819.80 = 12,422,663.76 : x
  2. Step 2: Convert to fraction form
    22,735,941.60/31,375,819.80 = 12,422,663.76/x
  3. Step 3: Cross multiply
    22,735,941.60x = 31,375,819.80 × 12,422,663.76
  4. Step 4: Simplify right side
    22,735,941.60x = 389,771,259,569,750.44
  5. Step 5: Solve for x
    x = 389,771,259,569,750.44/22,735,941.60
  6. Step 6: Final answer
    x = 17,143,396.41

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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.