Home / 29,379,797.48-40,540,901.06-16,988,015.72

Finding the Fourth Proportional to 29,379,797.48, 40,540,901.06 and 16,988,015.72

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Solution

The fourth proportional to 29,379,797.48, 40,540,901.06 and 16,988,015.72 is: 23,441,600.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379,797.48 : 40,540,901.06 = 16,988,015.72 : x
  2. Step 2: Convert to fraction form
    29,379,797.48/40,540,901.06 = 16,988,015.72/x
  3. Step 3: Cross multiply
    29,379,797.48x = 40,540,901.06 × 16,988,015.72
  4. Step 4: Simplify right side
    29,379,797.48x = 688,709,464,510,244.62
  5. Step 5: Solve for x
    x = 688,709,464,510,244.62/29,379,797.48
  6. Step 6: Final answer
    x = 23,441,600.13

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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.