Home / 12,651,162.72-18,976,746.57-4,564,135.68

Finding the Fourth Proportional to 12,651,162.72, 18,976,746.57 and 4,564,135.68

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Solution

The fourth proportional to 12,651,162.72, 18,976,746.57 and 4,564,135.68 is: 6,846,204.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,651,162.72 : 18,976,746.57 = 4,564,135.68 : x
  2. Step 2: Convert to fraction form
    12,651,162.72/18,976,746.57 = 4,564,135.68/x
  3. Step 3: Cross multiply
    12,651,162.72x = 18,976,746.57 × 4,564,135.68
  4. Step 4: Simplify right side
    12,651,162.72x = 86,612,446,110,454.61
  5. Step 5: Solve for x
    x = 86,612,446,110,454.61/12,651,162.72
  6. Step 6: Final answer
    x = 6,846,204.42

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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.