Home / 14,958,328.18-20,644,133.16-8,680,238.50

Finding the Fourth Proportional to 14,958,328.18, 20,644,133.16 and 8,680,238.50

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Solution

The fourth proportional to 14,958,328.18, 20,644,133.16 and 8,680,238.50 is: 11,979,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,958,328.18 : 20,644,133.16 = 8,680,238.50 : x
  2. Step 2: Convert to fraction form
    14,958,328.18/20,644,133.16 = 8,680,238.50/x
  3. Step 3: Cross multiply
    14,958,328.18x = 20,644,133.16 × 8,680,238.50
  4. Step 4: Simplify right side
    14,958,328.18x = 179,195,999,454,558.66
  5. Step 5: Solve for x
    x = 179,195,999,454,558.66/14,958,328.18
  6. Step 6: Final answer
    x = 11,979,680.97

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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.