Home / 18,435,353.68-27,654,359.12-7,075,802.30

Finding the Fourth Proportional to 18,435,353.68, 27,654,359.12 and 7,075,802.30

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Solution

The fourth proportional to 18,435,353.68, 27,654,359.12 and 7,075,802.30 is: 10,614,213.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,435,353.68 : 27,654,359.12 = 7,075,802.30 : x
  2. Step 2: Convert to fraction form
    18,435,353.68/27,654,359.12 = 7,075,802.30/x
  3. Step 3: Cross multiply
    18,435,353.68x = 27,654,359.12 × 7,075,802.30
  4. Step 4: Simplify right side
    18,435,353.68x = 195,676,777,866,321.97
  5. Step 5: Solve for x
    x = 195,676,777,866,321.97/18,435,353.68
  6. Step 6: Final answer
    x = 10,614,213.39

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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.