Home / 7,379,046.21-10,182,645.32-4,281,329.60

Finding the Fourth Proportional to 7,379,046.21, 10,182,645.32 and 4,281,329.60

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Solution

The fourth proportional to 7,379,046.21, 10,182,645.32 and 4,281,329.60 is: 5,907,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379,046.21 : 10,182,645.32 = 4,281,329.60 : x
  2. Step 2: Convert to fraction form
    7,379,046.21/10,182,645.32 = 4,281,329.60/x
  3. Step 3: Cross multiply
    7,379,046.21x = 10,182,645.32 × 4,281,329.60
  4. Step 4: Simplify right side
    7,379,046.21x = 43,595,260,742,497.59
  5. Step 5: Solve for x
    x = 43,595,260,742,497.59/7,379,046.21
  6. Step 6: Final answer
    x = 5,907,980.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.