Home / 14,042,655.94-19,378,936.89-7,847,806.06

Finding the Fourth Proportional to 14,042,655.94, 19,378,936.89 and 7,847,806.06

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Solution

The fourth proportional to 14,042,655.94, 19,378,936.89 and 7,847,806.06 is: 10,830,012.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,655.94 : 19,378,936.89 = 7,847,806.06 : x
  2. Step 2: Convert to fraction form
    14,042,655.94/19,378,936.89 = 7,847,806.06/x
  3. Step 3: Cross multiply
    14,042,655.94x = 19,378,936.89 × 7,847,806.06
  4. Step 4: Simplify right side
    14,042,655.94x = 152,082,138,361,699.56
  5. Step 5: Solve for x
    x = 152,082,138,361,699.56/14,042,655.94
  6. Step 6: Final answer
    x = 10,830,012.43

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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.