Home / 21,936,371.18-30,303,724.84-17,520,298.61

Finding the Fourth Proportional to 21,936,371.18, 30,303,724.84 and 17,520,298.61

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Solution

The fourth proportional to 21,936,371.18, 30,303,724.84 and 17,520,298.61 is: 24,203,196.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936,371.18 : 30,303,724.84 = 17,520,298.61 : x
  2. Step 2: Convert to fraction form
    21,936,371.18/30,303,724.84 = 17,520,298.61/x
  3. Step 3: Cross multiply
    21,936,371.18x = 30,303,724.84 × 17,520,298.61
  4. Step 4: Simplify right side
    21,936,371.18x = 530,930,307,996,755.06
  5. Step 5: Solve for x
    x = 530,930,307,996,755.06/21,936,371.18
  6. Step 6: Final answer
    x = 24,203,196.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.