Home / 43,509,936.80-65,264,905.20-40,822,551.20

Finding the Fourth Proportional to 43,509,936.80, 65,264,905.20 and 40,822,551.20

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Solution

The fourth proportional to 43,509,936.80, 65,264,905.20 and 40,822,551.20 is: 61,233,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,509,936.80 : 65,264,905.20 = 40,822,551.20 : x
  2. Step 2: Convert to fraction form
    43,509,936.80/65,264,905.20 = 40,822,551.20/x
  3. Step 3: Cross multiply
    43,509,936.80x = 65,264,905.20 × 40,822,551.20
  4. Step 4: Simplify right side
    43,509,936.80x = 2,664,279,934,090,146.50
  5. Step 5: Solve for x
    x = 2,664,279,934,090,146.50/43,509,936.80
  6. Step 6: Final answer
    x = 61,233,826.80

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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.