Home / 13,511,818.76-20,263,536.34-4,874,796.40

Finding the Fourth Proportional to 13,511,818.76, 20,263,536.34 and 4,874,796.40

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Solution

The fourth proportional to 13,511,818.76, 20,263,536.34 and 4,874,796.40 is: 7,310,682.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511,818.76 : 20,263,536.34 = 4,874,796.40 : x
  2. Step 2: Convert to fraction form
    13,511,818.76/20,263,536.34 = 4,874,796.40/x
  3. Step 3: Cross multiply
    13,511,818.76x = 20,263,536.34 × 4,874,796.40
  4. Step 4: Simplify right side
    13,511,818.76x = 98,780,614,001,501.19
  5. Step 5: Solve for x
    x = 98,780,614,001,501.19/13,511,818.76
  6. Step 6: Final answer
    x = 7,310,682.28

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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.