Home / 10,351,431.60-15,515,483.40-4,962,663.60

Finding the Fourth Proportional to 10,351,431.60, 15,515,483.40 and 4,962,663.60

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Solution

The fourth proportional to 10,351,431.60, 15,515,483.40 and 4,962,663.60 is: 7,438,403.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351,431.60 : 15,515,483.40 = 4,962,663.60 : x
  2. Step 2: Convert to fraction form
    10,351,431.60/15,515,483.40 = 4,962,663.60/x
  3. Step 3: Cross multiply
    10,351,431.60x = 15,515,483.40 × 4,962,663.60
  4. Step 4: Simplify right side
    10,351,431.60x = 76,998,124,705,584.23
  5. Step 5: Solve for x
    x = 76,998,124,705,584.23/10,351,431.60
  6. Step 6: Final answer
    x = 7,438,403.47

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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.