Home / 12,631,453.56-18,939,927.70-4,946,100.16

Finding the Fourth Proportional to 12,631,453.56, 18,939,927.70 and 4,946,100.16

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Solution

The fourth proportional to 12,631,453.56, 18,939,927.70 and 4,946,100.16 is: 7,416,310.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,453.56 : 18,939,927.70 = 4,946,100.16 : x
  2. Step 2: Convert to fraction form
    12,631,453.56/18,939,927.70 = 4,946,100.16/x
  3. Step 3: Cross multiply
    12,631,453.56x = 18,939,927.70 × 4,946,100.16
  4. Step 4: Simplify right side
    12,631,453.56x = 93,678,779,427,358.44
  5. Step 5: Solve for x
    x = 93,678,779,427,358.44/12,631,453.56
  6. Step 6: Final answer
    x = 7,416,310.32

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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.