Home / 28,674,920.40-43,012,380.60-23,006,216.40

Finding the Fourth Proportional to 28,674,920.40, 43,012,380.60 and 23,006,216.40

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Solution

The fourth proportional to 28,674,920.40, 43,012,380.60 and 23,006,216.40 is: 34,509,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,674,920.40 : 43,012,380.60 = 23,006,216.40 : x
  2. Step 2: Convert to fraction form
    28,674,920.40/43,012,380.60 = 23,006,216.40/x
  3. Step 3: Cross multiply
    28,674,920.40x = 43,012,380.60 × 23,006,216.40
  4. Step 4: Simplify right side
    28,674,920.40x = 989,552,135,962,761.75
  5. Step 5: Solve for x
    x = 989,552,135,962,761.75/28,674,920.40
  6. Step 6: Final answer
    x = 34,509,324.60

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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.