Home / 62,741,371.03-86,556,231.35-39,179,000.70

Finding the Fourth Proportional to 62,741,371.03, 86,556,231.35 and 39,179,000.70

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Solution

The fourth proportional to 62,741,371.03, 86,556,231.35 and 39,179,000.70 is: 54,050,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,741,371.03 : 86,556,231.35 = 39,179,000.70 : x
  2. Step 2: Convert to fraction form
    62,741,371.03/86,556,231.35 = 39,179,000.70/x
  3. Step 3: Cross multiply
    62,741,371.03x = 86,556,231.35 × 39,179,000.70
  4. Step 4: Simplify right side
    62,741,371.03x = 3,391,186,648,602,038.50
  5. Step 5: Solve for x
    x = 3,391,186,648,602,038.50/62,741,371.03
  6. Step 6: Final answer
    x = 54,050,247.76

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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.