Home / 4,428,005.10-6,644,632.05-2,916,022.65

Finding the Fourth Proportional to 4,428,005.10, 6,644,632.05 and 2,916,022.65

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Solution

The fourth proportional to 4,428,005.10, 6,644,632.05 and 2,916,022.65 is: 4,375,762.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,005.10 : 6,644,632.05 = 2,916,022.65 : x
  2. Step 2: Convert to fraction form
    4,428,005.10/6,644,632.05 = 2,916,022.65/x
  3. Step 3: Cross multiply
    4,428,005.10x = 6,644,632.05 × 2,916,022.65
  4. Step 4: Simplify right side
    4,428,005.10x = 19,375,897,558,715.93
  5. Step 5: Solve for x
    x = 19,375,897,558,715.93/4,428,005.10
  6. Step 6: Final answer
    x = 4,375,762.25

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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.