Home / 13,608,925.60-20,413,388.40-13,514,447.20

Finding the Fourth Proportional to 13,608,925.60, 20,413,388.40 and 13,514,447.20

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Solution

The fourth proportional to 13,608,925.60, 20,413,388.40 and 13,514,447.20 is: 20,271,670.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,925.60 : 20,413,388.40 = 13,514,447.20 : x
  2. Step 2: Convert to fraction form
    13,608,925.60/20,413,388.40 = 13,514,447.20/x
  3. Step 3: Cross multiply
    13,608,925.60x = 20,413,388.40 × 13,514,447.20
  4. Step 4: Simplify right side
    13,608,925.60x = 275,875,659,704,892.44
  5. Step 5: Solve for x
    x = 275,875,659,704,892.44/13,608,925.60
  6. Step 6: Final answer
    x = 20,271,670.80

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1.5x scale

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.