Home / 11,120,147.10-16,678,665.45-3,547,878.30

Finding the Fourth Proportional to 11,120,147.10, 16,678,665.45 and 3,547,878.30

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Solution

The fourth proportional to 11,120,147.10, 16,678,665.45 and 3,547,878.30 is: 5,321,321.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,120,147.10 : 16,678,665.45 = 3,547,878.30 : x
  2. Step 2: Convert to fraction form
    11,120,147.10/16,678,665.45 = 3,547,878.30/x
  3. Step 3: Cross multiply
    11,120,147.10x = 16,678,665.45 × 3,547,878.30
  4. Step 4: Simplify right side
    11,120,147.10x = 59,173,875,223,014.73
  5. Step 5: Solve for x
    x = 59,173,875,223,014.73/11,120,147.10
  6. Step 6: Final answer
    x = 5,321,321.26

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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.