Home / 17,901,619.60-26,789,443.80-16,389,965.20

Finding the Fourth Proportional to 17,901,619.60, 26,789,443.80 and 16,389,965.20

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Solution

The fourth proportional to 17,901,619.60, 26,789,443.80 and 16,389,965.20 is: 24,527,280.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,901,619.60 : 26,789,443.80 = 16,389,965.20 : x
  2. Step 2: Convert to fraction form
    17,901,619.60/26,789,443.80 = 16,389,965.20/x
  3. Step 3: Cross multiply
    17,901,619.60x = 26,789,443.80 × 16,389,965.20
  4. Step 4: Simplify right side
    17,901,619.60x = 439,078,051,609,355.75
  5. Step 5: Solve for x
    x = 439,078,051,609,355.75/17,901,619.60
  6. Step 6: Final answer
    x = 24,527,280.85

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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.