Home / 13,764,528.39-18,994,063.17-7,570,011.27

Finding the Fourth Proportional to 13,764,528.39, 18,994,063.17 and 7,570,011.27

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Solution

The fourth proportional to 13,764,528.39, 18,994,063.17 and 7,570,011.27 is: 10,446,073.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,528.39 : 18,994,063.17 = 7,570,011.27 : x
  2. Step 2: Convert to fraction form
    13,764,528.39/18,994,063.17 = 7,570,011.27/x
  3. Step 3: Cross multiply
    13,764,528.39x = 18,994,063.17 × 7,570,011.27
  4. Step 4: Simplify right side
    13,764,528.39x = 143,785,272,259,991.94
  5. Step 5: Solve for x
    x = 143,785,272,259,991.94/13,764,528.39
  6. Step 6: Final answer
    x = 10,446,073.28

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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.