Home / 18,418,056.60-27,573,940.80-16,292,292.60

Finding the Fourth Proportional to 18,418,056.60, 27,573,940.80 and 16,292,292.60

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Solution

The fourth proportional to 18,418,056.60, 27,573,940.80 and 16,292,292.60 is: 24,391,428.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418,056.60 : 27,573,940.80 = 16,292,292.60 : x
  2. Step 2: Convert to fraction form
    18,418,056.60/27,573,940.80 = 16,292,292.60/x
  3. Step 3: Cross multiply
    18,418,056.60x = 27,573,940.80 × 16,292,292.60
  4. Step 4: Simplify right side
    18,418,056.60x = 449,242,711,648,678.06
  5. Step 5: Solve for x
    x = 449,242,711,648,678.06/18,418,056.60
  6. Step 6: Final answer
    x = 24,391,428.55

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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.