Home / 14,615,376.40-21,879,385.80-8,840,633.92

Finding the Fourth Proportional to 14,615,376.40, 21,879,385.80 and 8,840,633.92

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Solution

The fourth proportional to 14,615,376.40, 21,879,385.80 and 8,840,633.92 is: 13,234,530.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615,376.40 : 21,879,385.80 = 8,840,633.92 : x
  2. Step 2: Convert to fraction form
    14,615,376.40/21,879,385.80 = 8,840,633.92/x
  3. Step 3: Cross multiply
    14,615,376.40x = 21,879,385.80 × 8,840,633.92
  4. Step 4: Simplify right side
    14,615,376.40x = 193,427,640,252,246.34
  5. Step 5: Solve for x
    x = 193,427,640,252,246.34/14,615,376.40
  6. Step 6: Final answer
    x = 13,234,530.19

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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.