Home / 36,370,638.72-54,549,875.52-13,336,813.44

Finding the Fourth Proportional to 36,370,638.72, 54,549,875.52 and 13,336,813.44

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Solution

The fourth proportional to 36,370,638.72, 54,549,875.52 and 13,336,813.44 is: 20,002,989.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,370,638.72 : 54,549,875.52 = 13,336,813.44 : x
  2. Step 2: Convert to fraction form
    36,370,638.72/54,549,875.52 = 13,336,813.44/x
  3. Step 3: Cross multiply
    36,370,638.72x = 54,549,875.52 × 13,336,813.44
  4. Step 4: Simplify right side
    36,370,638.72x = 727,521,512,985,463
  5. Step 5: Solve for x
    x = 727,521,512,985,463/36,370,638.72
  6. Step 6: Final answer
    x = 20,002,989.74

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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.