Home / 11,989,166-16,545,442.74-6,556,658

Finding the Fourth Proportional to 11,989,166, 16,545,442.74 and 6,556,658

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Solution

The fourth proportional to 11,989,166, 16,545,442.74 and 6,556,658 is: 9,048,403.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,989,166 : 16,545,442.74 = 6,556,658 : x
  2. Step 2: Convert to fraction form
    11,989,166/16,545,442.74 = 6,556,658/x
  3. Step 3: Cross multiply
    11,989,166x = 16,545,442.74 × 6,556,658
  4. Step 4: Simplify right side
    11,989,166x = 108,482,809,504,762.92
  5. Step 5: Solve for x
    x = 108,482,809,504,762.92/11,989,166
  6. Step 6: Final answer
    x = 9,048,403.33

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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.