Home / 12,362,279.79-18,543,576.23-4,683,862.04

Finding the Fourth Proportional to 12,362,279.79, 18,543,576.23 and 4,683,862.04

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Solution

The fourth proportional to 12,362,279.79, 18,543,576.23 and 4,683,862.04 is: 7,025,852.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362,279.79 : 18,543,576.23 = 4,683,862.04 : x
  2. Step 2: Convert to fraction form
    12,362,279.79/18,543,576.23 = 4,683,862.04/x
  3. Step 3: Cross multiply
    12,362,279.79x = 18,543,576.23 × 4,683,862.04
  4. Step 4: Simplify right side
    12,362,279.79x = 86,855,552,673,406.12
  5. Step 5: Solve for x
    x = 86,855,552,673,406.12/12,362,279.79
  6. Step 6: Final answer
    x = 7,025,852.36

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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.