Home / 43,736,199.34-65,578,917.88-20,706,940.52

Finding the Fourth Proportional to 43,736,199.34, 65,578,917.88 and 20,706,940.52

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Solution

The fourth proportional to 43,736,199.34, 65,578,917.88 and 20,706,940.52 is: 31,048,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,736,199.34 : 65,578,917.88 = 20,706,940.52 : x
  2. Step 2: Convert to fraction form
    43,736,199.34/65,578,917.88 = 20,706,940.52/x
  3. Step 3: Cross multiply
    43,736,199.34x = 65,578,917.88 × 20,706,940.52
  4. Step 4: Simplify right side
    43,736,199.34x = 1,357,938,751,907,124.50
  5. Step 5: Solve for x
    x = 1,357,938,751,907,124.50/43,736,199.34
  6. Step 6: Final answer
    x = 31,048,394.06

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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.