Home / 12,762,716.35-19,147,998.09-11,406,296.27

Finding the Fourth Proportional to 12,762,716.35, 19,147,998.09 and 11,406,296.27

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Solution

The fourth proportional to 12,762,716.35, 19,147,998.09 and 11,406,296.27 is: 17,112,950.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,716.35 : 19,147,998.09 = 11,406,296.27 : x
  2. Step 2: Convert to fraction form
    12,762,716.35/19,147,998.09 = 11,406,296.27/x
  3. Step 3: Cross multiply
    12,762,716.35x = 19,147,998.09 × 11,406,296.27
  4. Step 4: Simplify right side
    12,762,716.35x = 218,407,739,218,417.34
  5. Step 5: Solve for x
    x = 218,407,739,218,417.34/12,762,716.35
  6. Step 6: Final answer
    x = 17,112,950.98

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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.