Home / 49,409,846.10-74,061,625.05-18,692,556.30

Finding the Fourth Proportional to 49,409,846.10, 74,061,625.05 and 18,692,556.30

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Solution

The fourth proportional to 49,409,846.10, 74,061,625.05 and 18,692,556.30 is: 28,018,729.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,409,846.10 : 74,061,625.05 = 18,692,556.30 : x
  2. Step 2: Convert to fraction form
    49,409,846.10/74,061,625.05 = 18,692,556.30/x
  3. Step 3: Cross multiply
    49,409,846.10x = 74,061,625.05 × 18,692,556.30
  4. Step 4: Simplify right side
    49,409,846.10x = 1,384,401,095,916,615.25
  5. Step 5: Solve for x
    x = 1,384,401,095,916,615.25/49,409,846.10
  6. Step 6: Final answer
    x = 28,018,729.16

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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.