Home / 18,836,927.40-28,213,400.70-14,553,906.60

Finding the Fourth Proportional to 18,836,927.40, 28,213,400.70 and 14,553,906.60

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Solution

The fourth proportional to 18,836,927.40, 28,213,400.70 and 14,553,906.60 is: 21,798,417.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836,927.40 : 28,213,400.70 = 14,553,906.60 : x
  2. Step 2: Convert to fraction form
    18,836,927.40/28,213,400.70 = 14,553,906.60/x
  3. Step 3: Cross multiply
    18,836,927.40x = 28,213,400.70 × 14,553,906.60
  4. Step 4: Simplify right side
    18,836,927.40x = 410,615,198,656,174.62
  5. Step 5: Solve for x
    x = 410,615,198,656,174.62/18,836,927.40
  6. Step 6: Final answer
    x = 21,798,417.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.