Home / 17,077,969.20-25,611,680.16-8,986,548.72

Finding the Fourth Proportional to 17,077,969.20, 25,611,680.16 and 8,986,548.72

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Solution

The fourth proportional to 17,077,969.20, 25,611,680.16 and 8,986,548.72 is: 13,477,048.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,077,969.20 : 25,611,680.16 = 8,986,548.72 : x
  2. Step 2: Convert to fraction form
    17,077,969.20/25,611,680.16 = 8,986,548.72/x
  3. Step 3: Cross multiply
    17,077,969.20x = 25,611,680.16 × 8,986,548.72
  4. Step 4: Simplify right side
    17,077,969.20x = 230,160,611,558,897.41
  5. Step 5: Solve for x
    x = 230,160,611,558,897.41/17,077,969.20
  6. Step 6: Final answer
    x = 13,477,048.05

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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.