Home / 13,962,621.70-20,943,932.55-9,657,949.60

Finding the Fourth Proportional to 13,962,621.70, 20,943,932.55 and 9,657,949.60

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Solution

The fourth proportional to 13,962,621.70, 20,943,932.55 and 9,657,949.60 is: 14,486,924.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962,621.70 : 20,943,932.55 = 9,657,949.60 : x
  2. Step 2: Convert to fraction form
    13,962,621.70/20,943,932.55 = 9,657,949.60/x
  3. Step 3: Cross multiply
    13,962,621.70x = 20,943,932.55 × 9,657,949.60
  4. Step 4: Simplify right side
    13,962,621.70x = 202,275,444,993,699.47
  5. Step 5: Solve for x
    x = 202,275,444,993,699.47/13,962,621.70
  6. Step 6: Final answer
    x = 14,486,924.40

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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.