Home / 13,530,552.68-20,298,814.28-3,946,681.28

Finding the Fourth Proportional to 13,530,552.68, 20,298,814.28 and 3,946,681.28

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Solution

The fourth proportional to 13,530,552.68, 20,298,814.28 and 3,946,681.28 is: 5,920,892.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,552.68 : 20,298,814.28 = 3,946,681.28 : x
  2. Step 2: Convert to fraction form
    13,530,552.68/20,298,814.28 = 3,946,681.28/x
  3. Step 3: Cross multiply
    13,530,552.68x = 20,298,814.28 × 3,946,681.28
  4. Step 4: Simplify right side
    13,530,552.68x = 80,112,950,325,072.67
  5. Step 5: Solve for x
    x = 80,112,950,325,072.67/13,530,552.68
  6. Step 6: Final answer
    x = 5,920,892.68

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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.