Home / 17,657,505-26,447,810.04-8,540,372.34

Finding the Fourth Proportional to 17,657,505, 26,447,810.04 and 8,540,372.34

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Solution

The fourth proportional to 17,657,505, 26,447,810.04 and 8,540,372.34 is: 12,791,962.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,657,505 : 26,447,810.04 = 8,540,372.34 : x
  2. Step 2: Convert to fraction form
    17,657,505/26,447,810.04 = 8,540,372.34/x
  3. Step 3: Cross multiply
    17,657,505x = 26,447,810.04 × 8,540,372.34
  4. Step 4: Simplify right side
    17,657,505x = 225,874,145,319,190.28
  5. Step 5: Solve for x
    x = 225,874,145,319,190.28/17,657,505
  6. Step 6: Final answer
    x = 12,791,962.70

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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.