Home / 5,221,416.23-7,832,113.54-2,945,907.64

Finding the Fourth Proportional to 5,221,416.23, 7,832,113.54 and 2,945,907.64

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Solution

The fourth proportional to 5,221,416.23, 7,832,113.54 and 2,945,907.64 is: 4,418,855.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221,416.23 : 7,832,113.54 = 2,945,907.64 : x
  2. Step 2: Convert to fraction form
    5,221,416.23/7,832,113.54 = 2,945,907.64/x
  3. Step 3: Cross multiply
    5,221,416.23x = 7,832,113.54 × 2,945,907.64
  4. Step 4: Simplify right side
    5,221,416.23x = 23,072,683,089,773.91
  5. Step 5: Solve for x
    x = 23,072,683,089,773.91/5,221,416.23
  6. Step 6: Final answer
    x = 4,418,855.36

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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.