Home / 12,773,320.20-19,163,042.10-4,253,730.48

Finding the Fourth Proportional to 12,773,320.20, 19,163,042.10 and 4,253,730.48

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Solution

The fourth proportional to 12,773,320.20, 19,163,042.10 and 4,253,730.48 is: 6,381,615.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,320.20 : 19,163,042.10 = 4,253,730.48 : x
  2. Step 2: Convert to fraction form
    12,773,320.20/19,163,042.10 = 4,253,730.48/x
  3. Step 3: Cross multiply
    12,773,320.20x = 19,163,042.10 × 4,253,730.48
  4. Step 4: Simplify right side
    12,773,320.20x = 81,514,416,270,293.22
  5. Step 5: Solve for x
    x = 81,514,416,270,293.22/12,773,320.20
  6. Step 6: Final answer
    x = 6,381,615.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.