Home / 36,664,217.60-54,996,326.40-18,461,379.20

Finding the Fourth Proportional to 36,664,217.60, 54,996,326.40 and 18,461,379.20

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Solution

The fourth proportional to 36,664,217.60, 54,996,326.40 and 18,461,379.20 is: 27,692,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,664,217.60 : 54,996,326.40 = 18,461,379.20 : x
  2. Step 2: Convert to fraction form
    36,664,217.60/54,996,326.40 = 18,461,379.20/x
  3. Step 3: Cross multiply
    36,664,217.60x = 54,996,326.40 × 18,461,379.20
  4. Step 4: Simplify right side
    36,664,217.60x = 1,015,308,036,277,370.75
  5. Step 5: Solve for x
    x = 1,015,308,036,277,370.75/36,664,217.60
  6. Step 6: Final answer
    x = 27,692,068.80

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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.