Home / 43,736,195.36-65,578,911.93-20,706,936.54

Finding the Fourth Proportional to 43,736,195.36, 65,578,911.93 and 20,706,936.54

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Solution

The fourth proportional to 43,736,195.36, 65,578,911.93 and 20,706,936.54 is: 31,048,388.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,736,195.36 : 65,578,911.93 = 20,706,936.54 : x
  2. Step 2: Convert to fraction form
    43,736,195.36/65,578,911.93 = 20,706,936.54/x
  3. Step 3: Cross multiply
    43,736,195.36x = 65,578,911.93 × 20,706,936.54
  4. Step 4: Simplify right side
    43,736,195.36x = 1,357,938,367,819,719.50
  5. Step 5: Solve for x
    x = 1,357,938,367,819,719.50/43,736,195.36
  6. Step 6: Final answer
    x = 31,048,388.10

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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.