Home / 14,640,714.46-21,939,491.97-8,154,861.40

Finding the Fourth Proportional to 14,640,714.46, 21,939,491.97 and 8,154,861.40

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Solution

The fourth proportional to 14,640,714.46, 21,939,491.97 and 8,154,861.40 is: 12,220,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,714.46 : 21,939,491.97 = 8,154,861.40 : x
  2. Step 2: Convert to fraction form
    14,640,714.46/21,939,491.97 = 8,154,861.40/x
  3. Step 3: Cross multiply
    14,640,714.46x = 21,939,491.97 × 8,154,861.40
  4. Step 4: Simplify right side
    14,640,714.46x = 178,913,516,051,291.19
  5. Step 5: Solve for x
    x = 178,913,516,051,291.19/14,640,714.46
  6. Step 6: Final answer
    x = 12,220,272.21

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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.