Home / 11,190,013.71-16,785,020.56-7,402,610.85

Finding the Fourth Proportional to 11,190,013.71, 16,785,020.56 and 7,402,610.85

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Solution

The fourth proportional to 11,190,013.71, 16,785,020.56 and 7,402,610.85 is: 11,103,916.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190,013.71 : 16,785,020.56 = 7,402,610.85 : x
  2. Step 2: Convert to fraction form
    11,190,013.71/16,785,020.56 = 7,402,610.85/x
  3. Step 3: Cross multiply
    11,190,013.71x = 16,785,020.56 × 7,402,610.85
  4. Step 4: Simplify right side
    11,190,013.71x = 124,252,975,314,929.06
  5. Step 5: Solve for x
    x = 124,252,975,314,929.06/11,190,013.71
  6. Step 6: Final answer
    x = 11,103,916.27

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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.