Home / 12,286,526.85-16,954,644.60-6,779,945.16

Finding the Fourth Proportional to 12,286,526.85, 16,954,644.60 and 6,779,945.16

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Solution

The fourth proportional to 12,286,526.85, 16,954,644.60 and 6,779,945.16 is: 9,355,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,286,526.85 : 16,954,644.60 = 6,779,945.16 : x
  2. Step 2: Convert to fraction form
    12,286,526.85/16,954,644.60 = 6,779,945.16/x
  3. Step 3: Cross multiply
    12,286,526.85x = 16,954,644.60 × 6,779,945.16
  4. Step 4: Simplify right side
    12,286,526.85x = 114,951,560,595,290.16
  5. Step 5: Solve for x
    x = 114,951,560,595,290.16/12,286,526.85
  6. Step 6: Final answer
    x = 9,355,903.58

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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.