Home / 21,463,445.88-29,619,534.06-12,296,125.08

Finding the Fourth Proportional to 21,463,445.88, 29,619,534.06 and 12,296,125.08

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Solution

The fourth proportional to 21,463,445.88, 29,619,534.06 and 12,296,125.08 is: 16,968,640.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,463,445.88 : 29,619,534.06 = 12,296,125.08 : x
  2. Step 2: Convert to fraction form
    21,463,445.88/29,619,534.06 = 12,296,125.08/x
  3. Step 3: Cross multiply
    21,463,445.88x = 29,619,534.06 × 12,296,125.08
  4. Step 4: Simplify right side
    21,463,445.88x = 364,205,495,613,080.19
  5. Step 5: Solve for x
    x = 364,205,495,613,080.19/21,463,445.88
  6. Step 6: Final answer
    x = 16,968,640.43

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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.