Home / 13,894,397.52-19,131,467.36-12,342,968.88

Finding the Fourth Proportional to 13,894,397.52, 19,131,467.36 and 12,342,968.88

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Solution

The fourth proportional to 13,894,397.52, 19,131,467.36 and 12,342,968.88 is: 16,995,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,894,397.52 : 19,131,467.36 = 12,342,968.88 : x
  2. Step 2: Convert to fraction form
    13,894,397.52/19,131,467.36 = 12,342,968.88/x
  3. Step 3: Cross multiply
    13,894,397.52x = 19,131,467.36 × 12,342,968.88
  4. Step 4: Simplify right side
    13,894,397.52x = 236,139,106,253,215.75
  5. Step 5: Solve for x
    x = 236,139,106,253,215.75/13,894,397.52
  6. Step 6: Final answer
    x = 16,995,274.96

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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.