Home / 8,469,840.78-11,688,339.59-4,798,750.11

Finding the Fourth Proportional to 8,469,840.78, 11,688,339.59 and 4,798,750.11

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Solution

The fourth proportional to 8,469,840.78, 11,688,339.59 and 4,798,750.11 is: 6,622,252.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,469,840.78 : 11,688,339.59 = 4,798,750.11 : x
  2. Step 2: Convert to fraction form
    8,469,840.78/11,688,339.59 = 4,798,750.11/x
  3. Step 3: Cross multiply
    8,469,840.78x = 11,688,339.59 × 4,798,750.11
  4. Step 4: Simplify right side
    8,469,840.78x = 56,089,420,869,236.11
  5. Step 5: Solve for x
    x = 56,089,420,869,236.11/8,469,840.78
  6. Step 6: Final answer
    x = 6,622,252.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.