Home / 7,681,366.36-11,525,147.80-3,418,619.04

Finding the Fourth Proportional to 7,681,366.36, 11,525,147.80 and 3,418,619.04

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Solution

The fourth proportional to 7,681,366.36, 11,525,147.80 and 3,418,619.04 is: 5,129,307.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,366.36 : 11,525,147.80 = 3,418,619.04 : x
  2. Step 2: Convert to fraction form
    7,681,366.36/11,525,147.80 = 3,418,619.04/x
  3. Step 3: Cross multiply
    7,681,366.36x = 11,525,147.80 × 3,418,619.04
  4. Step 4: Simplify right side
    7,681,366.36x = 39,400,089,707,894.12
  5. Step 5: Solve for x
    x = 39,400,089,707,894.12/7,681,366.36
  6. Step 6: Final answer
    x = 5,129,307.45

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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.