Home / 13,475,284.08-20,223,407.82-9,405,331.76

Finding the Fourth Proportional to 13,475,284.08, 20,223,407.82 and 9,405,331.76

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Solution

The fourth proportional to 13,475,284.08, 20,223,407.82 and 9,405,331.76 is: 14,115,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,284.08 : 20,223,407.82 = 9,405,331.76 : x
  2. Step 2: Convert to fraction form
    13,475,284.08/20,223,407.82 = 9,405,331.76/x
  3. Step 3: Cross multiply
    13,475,284.08x = 20,223,407.82 × 9,405,331.76
  4. Step 4: Simplify right side
    13,475,284.08x = 190,207,859,763,761.34
  5. Step 5: Solve for x
    x = 190,207,859,763,761.34/13,475,284.08
  6. Step 6: Final answer
    x = 14,115,313.54

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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.