Home / 28,996,940.40-43,501,631.40-8,804,223.60

Finding the Fourth Proportional to 28,996,940.40, 43,501,631.40 and 8,804,223.60

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Solution

The fourth proportional to 28,996,940.40, 43,501,631.40 and 8,804,223.60 is: 13,208,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,940.40 : 43,501,631.40 = 8,804,223.60 : x
  2. Step 2: Convert to fraction form
    28,996,940.40/43,501,631.40 = 8,804,223.60/x
  3. Step 3: Cross multiply
    28,996,940.40x = 43,501,631.40 × 8,804,223.60
  4. Step 4: Simplify right side
    28,996,940.40x = 382,998,089,810,381
  5. Step 5: Solve for x
    x = 382,998,089,810,381/28,996,940.40
  6. Step 6: Final answer
    x = 13,208,224.20

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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.