Home / 10,006,388.21-13,810,296.79-6,335,645.40

Finding the Fourth Proportional to 10,006,388.21, 13,810,296.79 and 6,335,645.40

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Solution

The fourth proportional to 10,006,388.21, 13,810,296.79 and 6,335,645.40 is: 8,744,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,006,388.21 : 13,810,296.79 = 6,335,645.40 : x
  2. Step 2: Convert to fraction form
    10,006,388.21/13,810,296.79 = 6,335,645.40/x
  3. Step 3: Cross multiply
    10,006,388.21x = 13,810,296.79 × 6,335,645.40
  4. Step 4: Simplify right side
    10,006,388.21x = 87,497,143,330,198.27
  5. Step 5: Solve for x
    x = 87,497,143,330,198.27/10,006,388.21
  6. Step 6: Final answer
    x = 8,744,128.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.