Home / 7,681,368.36-11,525,150.80-3,418,621.04

Finding the Fourth Proportional to 7,681,368.36, 11,525,150.80 and 3,418,621.04

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Solution

The fourth proportional to 7,681,368.36, 11,525,150.80 and 3,418,621.04 is: 5,129,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,681,368.36 : 11,525,150.80 = 3,418,621.04 : x
  2. Step 2: Convert to fraction form
    7,681,368.36/11,525,150.80 = 3,418,621.04/x
  3. Step 3: Cross multiply
    7,681,368.36x = 11,525,150.80 × 3,418,621.04
  4. Step 4: Simplify right side
    7,681,368.36x = 39,400,123,014,052.84
  5. Step 5: Solve for x
    x = 39,400,123,014,052.84/7,681,368.36
  6. Step 6: Final answer
    x = 5,129,310.45

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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.