Home / 11,426,207.60-17,121,591.84-6,621,980.96

Finding the Fourth Proportional to 11,426,207.60, 17,121,591.84 and 6,621,980.96

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Solution

The fourth proportional to 11,426,207.60, 17,121,591.84 and 6,621,980.96 is: 9,922,702.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426,207.60 : 17,121,591.84 = 6,621,980.96 : x
  2. Step 2: Convert to fraction form
    11,426,207.60/17,121,591.84 = 6,621,980.96/x
  3. Step 3: Cross multiply
    11,426,207.60x = 17,121,591.84 × 6,621,980.96
  4. Step 4: Simplify right side
    11,426,207.60x = 113,378,855,169,371.36
  5. Step 5: Solve for x
    x = 113,378,855,169,371.36/11,426,207.60
  6. Step 6: Final answer
    x = 9,922,702.19

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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.