Home / 10,351,399.60-15,515,435.40-4,962,631.60

Finding the Fourth Proportional to 10,351,399.60, 15,515,435.40 and 4,962,631.60

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Solution

The fourth proportional to 10,351,399.60, 15,515,435.40 and 4,962,631.60 is: 7,438,355.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351,399.60 : 15,515,435.40 = 4,962,631.60 : x
  2. Step 2: Convert to fraction form
    10,351,399.60/15,515,435.40 = 4,962,631.60/x
  3. Step 3: Cross multiply
    10,351,399.60x = 15,515,435.40 × 4,962,631.60
  4. Step 4: Simplify right side
    10,351,399.60x = 76,997,390,003,798.64
  5. Step 5: Solve for x
    x = 76,997,390,003,798.64/10,351,399.60
  6. Step 6: Final answer
    x = 7,438,355.49

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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.