Home / 61,173,963.70-91,811,137.20-60,695,666.80

Finding the Fourth Proportional to 61,173,963.70, 91,811,137.20 and 60,695,666.80

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Solution

The fourth proportional to 61,173,963.70, 91,811,137.20 and 60,695,666.80 is: 91,093,299.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,173,963.70 : 91,811,137.20 = 60,695,666.80 : x
  2. Step 2: Convert to fraction form
    61,173,963.70/91,811,137.20 = 60,695,666.80/x
  3. Step 3: Cross multiply
    61,173,963.70x = 91,811,137.20 × 60,695,666.80
  4. Step 4: Simplify right side
    61,173,963.70x = 5,572,538,192,020,285
  5. Step 5: Solve for x
    x = 5,572,538,192,020,285/61,173,963.70
  6. Step 6: Final answer
    x = 91,093,299.42

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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.