Home / 12,927,953.54-17,837,269.50-8,216,630.66

Finding the Fourth Proportional to 12,927,953.54, 17,837,269.50 and 8,216,630.66

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Solution

The fourth proportional to 12,927,953.54, 17,837,269.50 and 8,216,630.66 is: 11,336,848.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927,953.54 : 17,837,269.50 = 8,216,630.66 : x
  2. Step 2: Convert to fraction form
    12,927,953.54/17,837,269.50 = 8,216,630.66/x
  3. Step 3: Cross multiply
    12,927,953.54x = 17,837,269.50 × 8,216,630.66
  4. Step 4: Simplify right side
    12,927,953.54x = 146,562,255,464,382.88
  5. Step 5: Solve for x
    x = 146,562,255,464,382.88/12,927,953.54
  6. Step 6: Final answer
    x = 11,336,848.87

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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.