Home / 13,659,892.70-20,487,214.65-4,075,583.90

Finding the Fourth Proportional to 13,659,892.70, 20,487,214.65 and 4,075,583.90

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Solution

The fourth proportional to 13,659,892.70, 20,487,214.65 and 4,075,583.90 is: 6,112,592.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659,892.70 : 20,487,214.65 = 4,075,583.90 : x
  2. Step 2: Convert to fraction form
    13,659,892.70/20,487,214.65 = 4,075,583.90/x
  3. Step 3: Cross multiply
    13,659,892.70x = 20,487,214.65 × 4,075,583.90
  4. Step 4: Simplify right side
    13,659,892.70x = 83,497,362,183,384.12
  5. Step 5: Solve for x
    x = 83,497,362,183,384.12/13,659,892.70
  6. Step 6: Final answer
    x = 6,112,592.83

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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.