Home / 17,874,372.20-26,784,002.10-13,303,979.60

Finding the Fourth Proportional to 17,874,372.20, 26,784,002.10 and 13,303,979.60

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Solution

The fourth proportional to 17,874,372.20, 26,784,002.10 and 13,303,979.60 is: 19,935,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,874,372.20 : 26,784,002.10 = 13,303,979.60 : x
  2. Step 2: Convert to fraction form
    17,874,372.20/26,784,002.10 = 13,303,979.60/x
  3. Step 3: Cross multiply
    17,874,372.20x = 26,784,002.10 × 13,303,979.60
  4. Step 4: Simplify right side
    17,874,372.20x = 356,333,817,544,757.19
  5. Step 5: Solve for x
    x = 356,333,817,544,757.19/17,874,372.20
  6. Step 6: Final answer
    x = 19,935,459.19

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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.