Home / 12,996,466.40-19,494,699.60-12,772,517.60

Finding the Fourth Proportional to 12,996,466.40, 19,494,699.60 and 12,772,517.60

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Solution

The fourth proportional to 12,996,466.40, 19,494,699.60 and 12,772,517.60 is: 19,158,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,996,466.40 : 19,494,699.60 = 12,772,517.60 : x
  2. Step 2: Convert to fraction form
    12,996,466.40/19,494,699.60 = 12,772,517.60/x
  3. Step 3: Cross multiply
    12,996,466.40x = 19,494,699.60 × 12,772,517.60
  4. Step 4: Simplify right side
    12,996,466.40x = 248,996,393,747,712.97
  5. Step 5: Solve for x
    x = 248,996,393,747,712.97/12,996,466.40
  6. Step 6: Final answer
    x = 19,158,776.40

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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.