Home / 17,381,772.15-26,078,879.03-7,287,487.35

Finding the Fourth Proportional to 17,381,772.15, 26,078,879.03 and 7,287,487.35

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Solution

The fourth proportional to 17,381,772.15, 26,078,879.03 and 7,287,487.35 is: 10,933,839.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,381,772.15 : 26,078,879.03 = 7,287,487.35 : x
  2. Step 2: Convert to fraction form
    17,381,772.15/26,078,879.03 = 7,287,487.35/x
  3. Step 3: Cross multiply
    17,381,772.15x = 26,078,879.03 × 7,287,487.35
  4. Step 4: Simplify right side
    17,381,772.15x = 190,049,500,996,867.81
  5. Step 5: Solve for x
    x = 190,049,500,996,867.81/17,381,772.15
  6. Step 6: Final answer
    x = 10,933,839.16

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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.