Home / 12,103,445.50-16,702,760.98-6,876,462.70

Finding the Fourth Proportional to 12,103,445.50, 16,702,760.98 and 6,876,462.70

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Solution

The fourth proportional to 12,103,445.50, 16,702,760.98 and 6,876,462.70 is: 9,489,522.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,103,445.50 : 16,702,760.98 = 6,876,462.70 : x
  2. Step 2: Convert to fraction form
    12,103,445.50/16,702,760.98 = 6,876,462.70/x
  3. Step 3: Cross multiply
    12,103,445.50x = 16,702,760.98 × 6,876,462.70
  4. Step 4: Simplify right side
    12,103,445.50x = 114,855,912,865,985.45
  5. Step 5: Solve for x
    x = 114,855,912,865,985.45/12,103,445.50
  6. Step 6: Final answer
    x = 9,489,522.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.