Home / 13,411,813.82-20,119,160.09-5,736,255.84

Finding the Fourth Proportional to 13,411,813.82, 20,119,160.09 and 5,736,255.84

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Solution

The fourth proportional to 13,411,813.82, 20,119,160.09 and 5,736,255.84 is: 8,604,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,411,813.82 : 20,119,160.09 = 5,736,255.84 : x
  2. Step 2: Convert to fraction form
    13,411,813.82/20,119,160.09 = 5,736,255.84/x
  3. Step 3: Cross multiply
    13,411,813.82x = 20,119,160.09 × 5,736,255.84
  4. Step 4: Simplify right side
    13,411,813.82x = 115,408,649,576,498.06
  5. Step 5: Solve for x
    x = 115,408,649,576,498.06/13,411,813.82
  6. Step 6: Final answer
    x = 8,604,999.38

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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.