Home / 12,292,952.20-18,433,898.70-4,717,400.20

Finding the Fourth Proportional to 12,292,952.20, 18,433,898.70 and 4,717,400.20

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Solution

The fourth proportional to 12,292,952.20, 18,433,898.70 and 4,717,400.20 is: 7,073,978.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,952.20 : 18,433,898.70 = 4,717,400.20 : x
  2. Step 2: Convert to fraction form
    12,292,952.20/18,433,898.70 = 4,717,400.20/x
  3. Step 3: Cross multiply
    12,292,952.20x = 18,433,898.70 × 4,717,400.20
  4. Step 4: Simplify right side
    12,292,952.20x = 86,960,077,414,159.73
  5. Step 5: Solve for x
    x = 86,960,077,414,159.73/12,292,952.20
  6. Step 6: Final answer
    x = 7,073,978.33

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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.