Home / 29,139,436.56-40,211,369.10-16,086,415.74

Finding the Fourth Proportional to 29,139,436.56, 40,211,369.10 and 16,086,415.74

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Solution

The fourth proportional to 29,139,436.56, 40,211,369.10 and 16,086,415.74 is: 22,198,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,139,436.56 : 40,211,369.10 = 16,086,415.74 : x
  2. Step 2: Convert to fraction form
    29,139,436.56/40,211,369.10 = 16,086,415.74/x
  3. Step 3: Cross multiply
    29,139,436.56x = 40,211,369.10 × 16,086,415.74
  4. Step 4: Simplify right side
    29,139,436.56x = 646,856,800,817,189.62
  5. Step 5: Solve for x
    x = 646,856,800,817,189.62/29,139,436.56
  6. Step 6: Final answer
    x = 22,198,672.22

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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.