Home / 10,607,427.09-15,912,166.10-4,216,245.21

Finding the Fourth Proportional to 10,607,427.09, 15,912,166.10 and 4,216,245.21

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Solution

The fourth proportional to 10,607,427.09, 15,912,166.10 and 4,216,245.21 is: 6,324,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,607,427.09 : 15,912,166.10 = 4,216,245.21 : x
  2. Step 2: Convert to fraction form
    10,607,427.09/15,912,166.10 = 4,216,245.21/x
  3. Step 3: Cross multiply
    10,607,427.09x = 15,912,166.10 × 4,216,245.21
  4. Step 4: Simplify right side
    10,607,427.09x = 67,089,594,078,768.16
  5. Step 5: Solve for x
    x = 67,089,594,078,768.16/10,607,427.09
  6. Step 6: Final answer
    x = 6,324,775.42

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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.