Home / 21,842,145.90-32,810,458.05-15,464,853.90

Finding the Fourth Proportional to 21,842,145.90, 32,810,458.05 and 15,464,853.90

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Solution

The fourth proportional to 21,842,145.90, 32,810,458.05 and 15,464,853.90 is: 23,230,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,842,145.90 : 32,810,458.05 = 15,464,853.90 : x
  2. Step 2: Convert to fraction form
    21,842,145.90/32,810,458.05 = 15,464,853.90/x
  3. Step 3: Cross multiply
    21,842,145.90x = 32,810,458.05 × 15,464,853.90
  4. Step 4: Simplify right side
    21,842,145.90x = 507,408,940,135,328.94
  5. Step 5: Solve for x
    x = 507,408,940,135,328.94/21,842,145.90
  6. Step 6: Final answer
    x = 23,230,727.53

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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.