Home / 13,234,716.26-19,843,577.90-5,139,065.56

Finding the Fourth Proportional to 13,234,716.26, 19,843,577.90 and 5,139,065.56

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Solution

The fourth proportional to 13,234,716.26, 19,843,577.90 and 5,139,065.56 is: 7,705,299.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,234,716.26 : 19,843,577.90 = 5,139,065.56 : x
  2. Step 2: Convert to fraction form
    13,234,716.26/19,843,577.90 = 5,139,065.56/x
  3. Step 3: Cross multiply
    13,234,716.26x = 19,843,577.90 × 5,139,065.56
  4. Step 4: Simplify right side
    13,234,716.26x = 101,977,447,697,762.84
  5. Step 5: Solve for x
    x = 101,977,447,697,762.84/13,234,716.26
  6. Step 6: Final answer
    x = 7,705,299.13

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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.