Home / 31,580,755.20-43,563,251.16-19,013,061.24

Finding the Fourth Proportional to 31,580,755.20, 43,563,251.16 and 19,013,061.24

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Solution

The fourth proportional to 31,580,755.20, 43,563,251.16 and 19,013,061.24 is: 26,227,072.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,580,755.20 : 43,563,251.16 = 19,013,061.24 : x
  2. Step 2: Convert to fraction form
    31,580,755.20/43,563,251.16 = 19,013,061.24/x
  3. Step 3: Cross multiply
    31,580,755.20x = 43,563,251.16 × 19,013,061.24
  4. Step 4: Simplify right side
    31,580,755.20x = 828,270,762,118,580.88
  5. Step 5: Solve for x
    x = 828,270,762,118,580.88/31,580,755.20
  6. Step 6: Final answer
    x = 26,227,072.69

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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.