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Finding the Fourth Proportional to 35,914,271.09, 53,871,407.09 and 8,620,563.78

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Solution

The fourth proportional to 35,914,271.09, 53,871,407.09 and 8,620,563.78 is: 12,930,845.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,914,271.09 : 53,871,407.09 = 8,620,563.78 : x
  2. Step 2: Convert to fraction form
    35,914,271.09/53,871,407.09 = 8,620,563.78/x
  3. Step 3: Cross multiply
    35,914,271.09x = 53,871,407.09 × 8,620,563.78
  4. Step 4: Simplify right side
    35,914,271.09x = 464,401,900,694,586.38
  5. Step 5: Solve for x
    x = 464,401,900,694,586.38/35,914,271.09
  6. Step 6: Final answer
    x = 12,930,845.78

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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.