Home / 38,465,383.20-57,698,074.80-11,539,039.20

Finding the Fourth Proportional to 38,465,383.20, 57,698,074.80 and 11,539,039.20

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Solution

The fourth proportional to 38,465,383.20, 57,698,074.80 and 11,539,039.20 is: 17,308,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,465,383.20 : 57,698,074.80 = 11,539,039.20 : x
  2. Step 2: Convert to fraction form
    38,465,383.20/57,698,074.80 = 11,539,039.20/x
  3. Step 3: Cross multiply
    38,465,383.20x = 57,698,074.80 × 11,539,039.20
  4. Step 4: Simplify right side
    38,465,383.20x = 665,780,346,881,732.12
  5. Step 5: Solve for x
    x = 665,780,346,881,732.12/38,465,383.20
  6. Step 6: Final answer
    x = 17,308,558.80

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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.