Home / 21,733,179-29,995,827.10-12,440,749.04

Finding the Fourth Proportional to 21,733,179, 29,995,827.10 and 12,440,749.04

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Solution

The fourth proportional to 21,733,179, 29,995,827.10 and 12,440,749.04 is: 17,170,546.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,733,179 : 29,995,827.10 = 12,440,749.04 : x
  2. Step 2: Convert to fraction form
    21,733,179/29,995,827.10 = 12,440,749.04/x
  3. Step 3: Cross multiply
    21,733,179x = 29,995,827.10 × 12,440,749.04
  4. Step 4: Simplify right side
    21,733,179x = 373,170,557,198,331
  5. Step 5: Solve for x
    x = 373,170,557,198,331/21,733,179
  6. Step 6: Final answer
    x = 17,170,546.34

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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.