Home / 14,518,231.80-21,793,094.10-8,140,939.80

Finding the Fourth Proportional to 14,518,231.80, 21,793,094.10 and 8,140,939.80

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Solution

The fourth proportional to 14,518,231.80, 21,793,094.10 and 8,140,939.80 is: 12,220,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518,231.80 : 21,793,094.10 = 8,140,939.80 : x
  2. Step 2: Convert to fraction form
    14,518,231.80/21,793,094.10 = 8,140,939.80/x
  3. Step 3: Cross multiply
    14,518,231.80x = 21,793,094.10 × 8,140,939.80
  4. Step 4: Simplify right side
    14,518,231.80x = 177,416,267,123,835.19
  5. Step 5: Solve for x
    x = 177,416,267,123,835.19/14,518,231.80
  6. Step 6: Final answer
    x = 12,220,239.32

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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.