Home / 13,764,895.45-18,996,043.26-7,570,421.26

Finding the Fourth Proportional to 13,764,895.45, 18,996,043.26 and 7,570,421.26

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Solution

The fourth proportional to 13,764,895.45, 18,996,043.26 and 7,570,421.26 is: 10,447,449.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,895.45 : 18,996,043.26 = 7,570,421.26 : x
  2. Step 2: Convert to fraction form
    13,764,895.45/18,996,043.26 = 7,570,421.26/x
  3. Step 3: Cross multiply
    13,764,895.45x = 18,996,043.26 × 7,570,421.26
  4. Step 4: Simplify right side
    13,764,895.45x = 143,808,049,751,383.72
  5. Step 5: Solve for x
    x = 143,808,049,751,383.72/13,764,895.45
  6. Step 6: Final answer
    x = 10,447,449.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.