Home / 5,374,669.85-8,054,030.05-3,947,750.81

Finding the Fourth Proportional to 5,374,669.85, 8,054,030.05 and 3,947,750.81

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Solution

The fourth proportional to 5,374,669.85, 8,054,030.05 and 3,947,750.81 is: 5,915,768.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374,669.85 : 8,054,030.05 = 3,947,750.81 : x
  2. Step 2: Convert to fraction form
    5,374,669.85/8,054,030.05 = 3,947,750.81/x
  3. Step 3: Cross multiply
    5,374,669.85x = 8,054,030.05 × 3,947,750.81
  4. Step 4: Simplify right side
    5,374,669.85x = 31,795,303,653,651.84
  5. Step 5: Solve for x
    x = 31,795,303,653,651.84/5,374,669.85
  6. Step 6: Final answer
    x = 5,915,768.70

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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.