Home / 19,299,266.12-28,949,895.48-4,922,459.48

Finding the Fourth Proportional to 19,299,266.12, 28,949,895.48 and 4,922,459.48

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Solution

The fourth proportional to 19,299,266.12, 28,949,895.48 and 4,922,459.48 is: 7,383,943.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,299,266.12 : 28,949,895.48 = 4,922,459.48 : x
  2. Step 2: Convert to fraction form
    19,299,266.12/28,949,895.48 = 4,922,459.48/x
  3. Step 3: Cross multiply
    19,299,266.12x = 28,949,895.48 × 4,922,459.48
  4. Step 4: Simplify right side
    19,299,266.12x = 142,504,687,450,535.16
  5. Step 5: Solve for x
    x = 142,504,687,450,535.16/19,299,266.12
  6. Step 6: Final answer
    x = 7,383,943.34

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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.