Home / 13,751,551.88-18,977,292.63-7,556,600.19

Finding the Fourth Proportional to 13,751,551.88, 18,977,292.63 and 7,556,600.19

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Solution

The fourth proportional to 13,751,551.88, 18,977,292.63 and 7,556,600.19 is: 10,428,191.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751,551.88 : 18,977,292.63 = 7,556,600.19 : x
  2. Step 2: Convert to fraction form
    13,751,551.88/18,977,292.63 = 7,556,600.19/x
  3. Step 3: Cross multiply
    13,751,551.88x = 18,977,292.63 × 7,556,600.19
  4. Step 4: Simplify right side
    13,751,551.88x = 143,403,813,093,543.59
  5. Step 5: Solve for x
    x = 143,403,813,093,543.59/13,751,551.88
  6. Step 6: Final answer
    x = 10,428,191.26

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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.