Home / 14,919,590.96-22,379,311.46-12,891,664.44

Finding the Fourth Proportional to 14,919,590.96, 22,379,311.46 and 12,891,664.44

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Solution

The fourth proportional to 14,919,590.96, 22,379,311.46 and 12,891,664.44 is: 19,337,431.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,919,590.96 : 22,379,311.46 = 12,891,664.44 : x
  2. Step 2: Convert to fraction form
    14,919,590.96/22,379,311.46 = 12,891,664.44/x
  3. Step 3: Cross multiply
    14,919,590.96x = 22,379,311.46 × 12,891,664.44
  4. Step 4: Simplify right side
    14,919,590.96x = 288,506,573,740,566.50
  5. Step 5: Solve for x
    x = 288,506,573,740,566.50/14,919,590.96
  6. Step 6: Final answer
    x = 19,337,431.87

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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.