Home / 11,785,007.25-17,678,258.10-3,698,301.78

Finding the Fourth Proportional to 11,785,007.25, 17,678,258.10 and 3,698,301.78

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Solution

The fourth proportional to 11,785,007.25, 17,678,258.10 and 3,698,301.78 is: 5,547,687.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785,007.25 : 17,678,258.10 = 3,698,301.78 : x
  2. Step 2: Convert to fraction form
    11,785,007.25/17,678,258.10 = 3,698,301.78/x
  3. Step 3: Cross multiply
    11,785,007.25x = 17,678,258.10 × 3,698,301.78
  4. Step 4: Simplify right side
    11,785,007.25x = 65,379,533,398,529.42
  5. Step 5: Solve for x
    x = 65,379,533,398,529.42/11,785,007.25
  6. Step 6: Final answer
    x = 5,547,687.16

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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.