Home / 9,420,890.70-14,132,372.85-3,438,554.70

Finding the Fourth Proportional to 9,420,890.70, 14,132,372.85 and 3,438,554.70

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Solution

The fourth proportional to 9,420,890.70, 14,132,372.85 and 3,438,554.70 is: 5,158,210.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420,890.70 : 14,132,372.85 = 3,438,554.70 : x
  2. Step 2: Convert to fraction form
    9,420,890.70/14,132,372.85 = 3,438,554.70/x
  3. Step 3: Cross multiply
    9,420,890.70x = 14,132,372.85 × 3,438,554.70
  4. Step 4: Simplify right side
    9,420,890.70x = 48,594,937,085,519.90
  5. Step 5: Solve for x
    x = 48,594,937,085,519.90/9,420,890.70
  6. Step 6: Final answer
    x = 5,158,210.47

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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.