Home / 13,907,020.16-19,191,627.52-7,795,448.64

Finding the Fourth Proportional to 13,907,020.16, 19,191,627.52 and 7,795,448.64

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Solution

The fourth proportional to 13,907,020.16, 19,191,627.52 and 7,795,448.64 is: 10,757,685.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,907,020.16 : 19,191,627.52 = 7,795,448.64 : x
  2. Step 2: Convert to fraction form
    13,907,020.16/19,191,627.52 = 7,795,448.64/x
  3. Step 3: Cross multiply
    13,907,020.16x = 19,191,627.52 × 7,795,448.64
  4. Step 4: Simplify right side
    13,907,020.16x = 149,607,346,650,170.56
  5. Step 5: Solve for x
    x = 149,607,346,650,170.56/13,907,020.16
  6. Step 6: Final answer
    x = 10,757,685.32

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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.