Home / 21,584,946.76-29,790,264.48-13,741,953.44

Finding the Fourth Proportional to 21,584,946.76, 29,790,264.48 and 13,741,953.44

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Solution

The fourth proportional to 21,584,946.76, 29,790,264.48 and 13,741,953.44 is: 18,965,829.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584,946.76 : 29,790,264.48 = 13,741,953.44 : x
  2. Step 2: Convert to fraction form
    21,584,946.76/29,790,264.48 = 13,741,953.44/x
  3. Step 3: Cross multiply
    21,584,946.76x = 29,790,264.48 × 13,741,953.44
  4. Step 4: Simplify right side
    21,584,946.76x = 409,376,427,449,445.81
  5. Step 5: Solve for x
    x = 409,376,427,449,445.81/21,584,946.76
  6. Step 6: Final answer
    x = 18,965,829.84

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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.