Home / 13,813,616.50-20,734,796.40-10,174,455.52

Finding the Fourth Proportional to 13,813,616.50, 20,734,796.40 and 10,174,455.52

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Solution

The fourth proportional to 13,813,616.50, 20,734,796.40 and 10,174,455.52 is: 15,272,268.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,813,616.50 : 20,734,796.40 = 10,174,455.52 : x
  2. Step 2: Convert to fraction form
    13,813,616.50/20,734,796.40 = 10,174,455.52/x
  3. Step 3: Cross multiply
    13,813,616.50x = 20,734,796.40 × 10,174,455.52
  4. Step 4: Simplify right side
    13,813,616.50x = 210,965,263,688,056.09
  5. Step 5: Solve for x
    x = 210,965,263,688,056.09/13,813,616.50
  6. Step 6: Final answer
    x = 15,272,268.76

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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.