Home / 31,527,372.60-43,500,353.27-19,137,161.03

Finding the Fourth Proportional to 31,527,372.60, 43,500,353.27 and 19,137,161.03

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Solution

The fourth proportional to 31,527,372.60, 43,500,353.27 and 19,137,161.03 is: 26,404,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,527,372.60 : 43,500,353.27 = 19,137,161.03 : x
  2. Step 2: Convert to fraction form
    31,527,372.60/43,500,353.27 = 19,137,161.03/x
  3. Step 3: Cross multiply
    31,527,372.60x = 43,500,353.27 × 19,137,161.03
  4. Step 4: Simplify right side
    31,527,372.60x = 832,473,265,076,689.50
  5. Step 5: Solve for x
    x = 832,473,265,076,689.50/31,527,372.60
  6. Step 6: Final answer
    x = 26,404,777.70

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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.