Home / 13,823,179.88-19,075,996.35-7,711,608.38

Finding the Fourth Proportional to 13,823,179.88, 19,075,996.35 and 7,711,608.38

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Solution

The fourth proportional to 13,823,179.88, 19,075,996.35 and 7,711,608.38 is: 10,642,024.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,179.88 : 19,075,996.35 = 7,711,608.38 : x
  2. Step 2: Convert to fraction form
    13,823,179.88/19,075,996.35 = 7,711,608.38/x
  3. Step 3: Cross multiply
    13,823,179.88x = 19,075,996.35 × 7,711,608.38
  4. Step 4: Simplify right side
    13,823,179.88x = 147,106,613,357,199.41
  5. Step 5: Solve for x
    x = 147,106,613,357,199.41/13,823,179.88
  6. Step 6: Final answer
    x = 10,642,024.09

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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.