Home / 12,452,311.58-18,682,084.28-5,164,434.86

Finding the Fourth Proportional to 12,452,311.58, 18,682,084.28 and 5,164,434.86

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Solution

The fourth proportional to 12,452,311.58, 18,682,084.28 and 5,164,434.86 is: 7,748,152.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,311.58 : 18,682,084.28 = 5,164,434.86 : x
  2. Step 2: Convert to fraction form
    12,452,311.58/18,682,084.28 = 5,164,434.86/x
  3. Step 3: Cross multiply
    12,452,311.58x = 18,682,084.28 × 5,164,434.86
  4. Step 4: Simplify right side
    12,452,311.58x = 96,482,407,232,590.67
  5. Step 5: Solve for x
    x = 96,482,407,232,590.67/12,452,311.58
  6. Step 6: Final answer
    x = 7,748,152.35

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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.