Home / 19,301,576.00-26,629,516.13-12,336,330.78

Finding the Fourth Proportional to 19,301,576.00, 26,629,516.13 and 12,336,330.78

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Solution

The fourth proportional to 19,301,576.00, 26,629,516.13 and 12,336,330.78 is: 17,019,880.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,301,576.00 : 26,629,516.13 = 12,336,330.78 : x
  2. Step 2: Convert to fraction form
    19,301,576.00/26,629,516.13 = 12,336,330.78/x
  3. Step 3: Cross multiply
    19,301,576.00x = 26,629,516.13 × 12,336,330.78
  4. Step 4: Simplify right side
    19,301,576.00x = 328,510,519,429,343.81
  5. Step 5: Solve for x
    x = 328,510,519,429,343.81/19,301,576.00
  6. Step 6: Final answer
    x = 17,019,880.63

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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.