Home / 11,617,065.78-17,427,814.83-4,427,998.26

Finding the Fourth Proportional to 11,617,065.78, 17,427,814.83 and 4,427,998.26

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Solution

The fourth proportional to 11,617,065.78, 17,427,814.83 and 4,427,998.26 is: 6,642,842.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617,065.78 : 17,427,814.83 = 4,427,998.26 : x
  2. Step 2: Convert to fraction form
    11,617,065.78/17,427,814.83 = 4,427,998.26/x
  3. Step 3: Cross multiply
    11,617,065.78x = 17,427,814.83 × 4,427,998.26
  4. Step 4: Simplify right side
    11,617,065.78x = 77,170,333,742,842.19
  5. Step 5: Solve for x
    x = 77,170,333,742,842.19/11,617,065.78
  6. Step 6: Final answer
    x = 6,642,842.11

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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.