Home / 10,724,759.60-16,078,076.04-4,654,900.40

Finding the Fourth Proportional to 10,724,759.60, 16,078,076.04 and 4,654,900.40

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Solution

The fourth proportional to 10,724,759.60, 16,078,076.04 and 4,654,900.40 is: 6,978,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,724,759.60 : 16,078,076.04 = 4,654,900.40 : x
  2. Step 2: Convert to fraction form
    10,724,759.60/16,078,076.04 = 4,654,900.40/x
  3. Step 3: Cross multiply
    10,724,759.60x = 16,078,076.04 × 4,654,900.40
  4. Step 4: Simplify right side
    10,724,759.60x = 74,841,842,589,826.42
  5. Step 5: Solve for x
    x = 74,841,842,589,826.42/10,724,759.60
  6. Step 6: Final answer
    x = 6,978,416.80

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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.