Home / 11,822,697-16,315,317.54-6,390,189

Finding the Fourth Proportional to 11,822,697, 16,315,317.54 and 6,390,189

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Solution

The fourth proportional to 11,822,697, 16,315,317.54 and 6,390,189 is: 8,818,458.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,822,697 : 16,315,317.54 = 6,390,189 : x
  2. Step 2: Convert to fraction form
    11,822,697/16,315,317.54 = 6,390,189/x
  3. Step 3: Cross multiply
    11,822,697x = 16,315,317.54 × 6,390,189
  4. Step 4: Simplify right side
    11,822,697x = 104,257,962,675,615.05
  5. Step 5: Solve for x
    x = 104,257,962,675,615.05/11,822,697
  6. Step 6: Final answer
    x = 8,818,458.49

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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.