Home / 13,659,892.20-20,487,213.90-4,075,583.40

Finding the Fourth Proportional to 13,659,892.20, 20,487,213.90 and 4,075,583.40

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Solution

The fourth proportional to 13,659,892.20, 20,487,213.90 and 4,075,583.40 is: 6,112,592.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659,892.20 : 20,487,213.90 = 4,075,583.40 : x
  2. Step 2: Convert to fraction form
    13,659,892.20/20,487,213.90 = 4,075,583.40/x
  3. Step 3: Cross multiply
    13,659,892.20x = 20,487,213.90 × 4,075,583.40
  4. Step 4: Simplify right side
    13,659,892.20x = 83,497,348,883,089.25
  5. Step 5: Solve for x
    x = 83,497,348,883,089.25/13,659,892.20
  6. Step 6: Final answer
    x = 6,112,592.08

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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.