Home / 13,851,143.10-20,776,714.65-4,269,458.70

Finding the Fourth Proportional to 13,851,143.10, 20,776,714.65 and 4,269,458.70

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Solution

The fourth proportional to 13,851,143.10, 20,776,714.65 and 4,269,458.70 is: 6,404,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,143.10 : 20,776,714.65 = 4,269,458.70 : x
  2. Step 2: Convert to fraction form
    13,851,143.10/20,776,714.65 = 4,269,458.70/x
  3. Step 3: Cross multiply
    13,851,143.10x = 20,776,714.65 × 4,269,458.70
  4. Step 4: Simplify right side
    13,851,143.10x = 88,705,325,119,859.95
  5. Step 5: Solve for x
    x = 88,705,325,119,859.95/13,851,143.10
  6. Step 6: Final answer
    x = 6,404,188.05

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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.