Home / 29,198,618.86-40,293,296.21-16,145,431.45

Finding the Fourth Proportional to 29,198,618.86, 40,293,296.21 and 16,145,431.45

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Solution

The fourth proportional to 29,198,618.86, 40,293,296.21 and 16,145,431.45 is: 22,280,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,198,618.86 : 40,293,296.21 = 16,145,431.45 : x
  2. Step 2: Convert to fraction form
    29,198,618.86/40,293,296.21 = 16,145,431.45/x
  3. Step 3: Cross multiply
    29,198,618.86x = 40,293,296.21 × 16,145,431.45
  4. Step 4: Simplify right side
    29,198,618.86x = 650,552,651,853,099.75
  5. Step 5: Solve for x
    x = 650,552,651,853,099.75/29,198,618.86
  6. Step 6: Final answer
    x = 22,280,254.25

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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.