Home / 16,916,711.10-23,345,087.81-9,181,756.64

Finding the Fourth Proportional to 16,916,711.10, 23,345,087.81 and 9,181,756.64

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Solution

The fourth proportional to 16,916,711.10, 23,345,087.81 and 9,181,756.64 is: 12,670,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,916,711.10 : 23,345,087.81 = 9,181,756.64 : x
  2. Step 2: Convert to fraction form
    16,916,711.10/23,345,087.81 = 9,181,756.64/x
  3. Step 3: Cross multiply
    16,916,711.10x = 23,345,087.81 × 9,181,756.64
  4. Step 4: Simplify right side
    16,916,711.10x = 214,348,914,848,216.34
  5. Step 5: Solve for x
    x = 214,348,914,848,216.34/16,916,711.10
  6. Step 6: Final answer
    x = 12,670,838.53

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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.