Home / 11,365,255.44-15,687,790.20-9,046,401.48

Finding the Fourth Proportional to 11,365,255.44, 15,687,790.20 and 9,046,401.48

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Solution

The fourth proportional to 11,365,255.44, 15,687,790.20 and 9,046,401.48 is: 12,487,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,365,255.44 : 15,687,790.20 = 9,046,401.48 : x
  2. Step 2: Convert to fraction form
    11,365,255.44/15,687,790.20 = 9,046,401.48/x
  3. Step 3: Cross multiply
    11,365,255.44x = 15,687,790.20 × 9,046,401.48
  4. Step 4: Simplify right side
    11,365,255.44x = 141,918,048,483,209.50
  5. Step 5: Solve for x
    x = 141,918,048,483,209.50/11,365,255.44
  6. Step 6: Final answer
    x = 12,487,009.13

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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.