Home / 12,362,478.29-18,543,495.77-5,074,355.46

Finding the Fourth Proportional to 12,362,478.29, 18,543,495.77 and 5,074,355.46

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Solution

The fourth proportional to 12,362,478.29, 18,543,495.77 and 5,074,355.46 is: 7,611,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362,478.29 : 18,543,495.77 = 5,074,355.46 : x
  2. Step 2: Convert to fraction form
    12,362,478.29/18,543,495.77 = 5,074,355.46/x
  3. Step 3: Cross multiply
    12,362,478.29x = 18,543,495.77 × 5,074,355.46
  4. Step 4: Simplify right side
    12,362,478.29x = 94,096,289,085,450.66
  5. Step 5: Solve for x
    x = 94,096,289,085,450.66/12,362,478.29
  6. Step 6: Final answer
    x = 7,611,442.21

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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.