Home / 14,188,337.49-21,282,506.52-3,405,638.34

Finding the Fourth Proportional to 14,188,337.49, 21,282,506.52 and 3,405,638.34

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Solution

The fourth proportional to 14,188,337.49, 21,282,506.52 and 3,405,638.34 is: 5,108,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188,337.49 : 21,282,506.52 = 3,405,638.34 : x
  2. Step 2: Convert to fraction form
    14,188,337.49/21,282,506.52 = 3,405,638.34/x
  3. Step 3: Cross multiply
    14,188,337.49x = 21,282,506.52 × 3,405,638.34
  4. Step 4: Simplify right side
    14,188,337.49x = 72,480,520,175,811.97
  5. Step 5: Solve for x
    x = 72,480,520,175,811.97/14,188,337.49
  6. Step 6: Final answer
    x = 5,108,457.58

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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.