Home / 57,371,239.74-79,170,001.10-31,265,197.05

Finding the Fourth Proportional to 57,371,239.74, 79,170,001.10 and 31,265,197.05

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Solution

The fourth proportional to 57,371,239.74, 79,170,001.10 and 31,265,197.05 is: 43,144,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,371,239.74 : 79,170,001.10 = 31,265,197.05 : x
  2. Step 2: Convert to fraction form
    57,371,239.74/79,170,001.10 = 31,265,197.05/x
  3. Step 3: Cross multiply
    57,371,239.74x = 79,170,001.10 × 31,265,197.05
  4. Step 4: Simplify right side
    57,371,239.74x = 2,475,265,685,273,889.50
  5. Step 5: Solve for x
    x = 2,475,265,685,273,889.50/57,371,239.74
  6. Step 6: Final answer
    x = 43,144,713.21

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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.