Home / 13,364,908.20-20,023,742.70-12,514,602.60

Finding the Fourth Proportional to 13,364,908.20, 20,023,742.70 and 12,514,602.60

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Solution

The fourth proportional to 13,364,908.20, 20,023,742.70 and 12,514,602.60 is: 18,749,787.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364,908.20 : 20,023,742.70 = 12,514,602.60 : x
  2. Step 2: Convert to fraction form
    13,364,908.20/20,023,742.70 = 12,514,602.60/x
  3. Step 3: Cross multiply
    13,364,908.20x = 20,023,742.70 × 12,514,602.60
  4. Step 4: Simplify right side
    13,364,908.20x = 250,589,182,455,151
  5. Step 5: Solve for x
    x = 250,589,182,455,151/13,364,908.20
  6. Step 6: Final answer
    x = 18,749,787.03

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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.