Home / 8,400,522.39-12,603,398.54-3,009,219.09

Finding the Fourth Proportional to 8,400,522.39, 12,603,398.54 and 3,009,219.09

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Solution

The fourth proportional to 8,400,522.39, 12,603,398.54 and 3,009,219.09 is: 4,514,765.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400,522.39 : 12,603,398.54 = 3,009,219.09 : x
  2. Step 2: Convert to fraction form
    8,400,522.39/12,603,398.54 = 3,009,219.09/x
  3. Step 3: Cross multiply
    8,400,522.39x = 12,603,398.54 × 3,009,219.09
  4. Step 4: Simplify right side
    8,400,522.39x = 37,926,387,470,400.03
  5. Step 5: Solve for x
    x = 37,926,387,470,400.03/8,400,522.39
  6. Step 6: Final answer
    x = 4,514,765.36

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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.