Home / 21,031,835.63-29,024,020.64-11,374,043.63

Finding the Fourth Proportional to 21,031,835.63, 29,024,020.64 and 11,374,043.63

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Solution

The fourth proportional to 21,031,835.63, 29,024,020.64 and 11,374,043.63 is: 15,696,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,031,835.63 : 29,024,020.64 = 11,374,043.63 : x
  2. Step 2: Convert to fraction form
    21,031,835.63/29,024,020.64 = 11,374,043.63/x
  3. Step 3: Cross multiply
    21,031,835.63x = 29,024,020.64 × 11,374,043.63
  4. Step 4: Simplify right side
    21,031,835.63x = 330,120,476,960,695.50
  5. Step 5: Solve for x
    x = 330,120,476,960,695.50/21,031,835.63
  6. Step 6: Final answer
    x = 15,696,227.51

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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.