Home / 14,487,581.40-21,731,372.10-4,388,890.20

Finding the Fourth Proportional to 14,487,581.40, 21,731,372.10 and 4,388,890.20

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Solution

The fourth proportional to 14,487,581.40, 21,731,372.10 and 4,388,890.20 is: 6,583,335.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,487,581.40 : 21,731,372.10 = 4,388,890.20 : x
  2. Step 2: Convert to fraction form
    14,487,581.40/21,731,372.10 = 4,388,890.20/x
  3. Step 3: Cross multiply
    14,487,581.40x = 21,731,372.10 × 4,388,890.20
  4. Step 4: Simplify right side
    14,487,581.40x = 95,376,606,042,243.44
  5. Step 5: Solve for x
    x = 95,376,606,042,243.44/14,487,581.40
  6. Step 6: Final answer
    x = 6,583,335.30

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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.