Home / 14,431,696.50-19,916,062.92-8,236,618.86

Finding the Fourth Proportional to 14,431,696.50, 19,916,062.92 and 8,236,618.86

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Solution

The fourth proportional to 14,431,696.50, 19,916,062.92 and 8,236,618.86 is: 11,366,717.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,431,696.50 : 19,916,062.92 = 8,236,618.86 : x
  2. Step 2: Convert to fraction form
    14,431,696.50/19,916,062.92 = 8,236,618.86/x
  3. Step 3: Cross multiply
    14,431,696.50x = 19,916,062.92 × 8,236,618.86
  4. Step 4: Simplify right side
    14,431,696.50x = 164,041,019,463,818.69
  5. Step 5: Solve for x
    x = 164,041,019,463,818.69/14,431,696.50
  6. Step 6: Final answer
    x = 11,366,717.66

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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.