Home / 12,362,278.29-18,543,573.98-4,683,860.54

Finding the Fourth Proportional to 12,362,278.29, 18,543,573.98 and 4,683,860.54

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Solution

The fourth proportional to 12,362,278.29, 18,543,573.98 and 4,683,860.54 is: 7,025,850.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,362,278.29 : 18,543,573.98 = 4,683,860.54 : x
  2. Step 2: Convert to fraction form
    12,362,278.29/18,543,573.98 = 4,683,860.54/x
  3. Step 3: Cross multiply
    12,362,278.29x = 18,543,573.98 × 4,683,860.54
  4. Step 4: Simplify right side
    12,362,278.29x = 86,855,514,406,458.47
  5. Step 5: Solve for x
    x = 86,855,514,406,458.47/12,362,278.29
  6. Step 6: Final answer
    x = 7,025,850.12

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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.