Home / 29,968,420.75-41,356,420.22-16,217,384.87

Finding the Fourth Proportional to 29,968,420.75, 41,356,420.22 and 16,217,384.87

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Solution

The fourth proportional to 29,968,420.75, 41,356,420.22 and 16,217,384.87 is: 22,379,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,968,420.75 : 41,356,420.22 = 16,217,384.87 : x
  2. Step 2: Convert to fraction form
    29,968,420.75/41,356,420.22 = 16,217,384.87/x
  3. Step 3: Cross multiply
    29,968,420.75x = 41,356,420.22 × 16,217,384.87
  4. Step 4: Simplify right side
    29,968,420.75x = 670,692,983,553,190
  5. Step 5: Solve for x
    x = 670,692,983,553,190/29,968,420.75
  6. Step 6: Final answer
    x = 22,379,990.90

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1.5x scale

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.