Home / 28,367,102.20-42,487,667.70-23,328,254.20

Finding the Fourth Proportional to 28,367,102.20, 42,487,667.70 and 23,328,254.20

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Solution

The fourth proportional to 28,367,102.20, 42,487,667.70 and 23,328,254.20 is: 34,940,583.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367,102.20 : 42,487,667.70 = 23,328,254.20 : x
  2. Step 2: Convert to fraction form
    28,367,102.20/42,487,667.70 = 23,328,254.20/x
  3. Step 3: Cross multiply
    28,367,102.20x = 42,487,667.70 × 23,328,254.20
  4. Step 4: Simplify right side
    28,367,102.20x = 991,163,112,470,729.38
  5. Step 5: Solve for x
    x = 991,163,112,470,729.38/28,367,102.20
  6. Step 6: Final answer
    x = 34,940,583.83

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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.