Home / 43,736,199.13-65,578,917.56-20,706,940.30

Finding the Fourth Proportional to 43,736,199.13, 65,578,917.56 and 20,706,940.30

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Solution

The fourth proportional to 43,736,199.13, 65,578,917.56 and 20,706,940.30 is: 31,048,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,736,199.13 : 65,578,917.56 = 20,706,940.30 : x
  2. Step 2: Convert to fraction form
    43,736,199.13/65,578,917.56 = 20,706,940.30/x
  3. Step 3: Cross multiply
    43,736,199.13x = 65,578,917.56 × 20,706,940.30
  4. Step 4: Simplify right side
    43,736,199.13x = 1,357,938,730,586,059.75
  5. Step 5: Solve for x
    x = 1,357,938,730,586,059.75/43,736,199.13
  6. Step 6: Final answer
    x = 31,048,393.73

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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.