Home / 6,646,143.50-9,968,329.35-1,853,431.42

Finding the Fourth Proportional to 6,646,143.50, 9,968,329.35 and 1,853,431.42

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Solution

The fourth proportional to 6,646,143.50, 9,968,329.35 and 1,853,431.42 is: 2,779,900.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,143.50 : 9,968,329.35 = 1,853,431.42 : x
  2. Step 2: Convert to fraction form
    6,646,143.50/9,968,329.35 = 1,853,431.42/x
  3. Step 3: Cross multiply
    6,646,143.50x = 9,968,329.35 × 1,853,431.42
  4. Step 4: Simplify right side
    6,646,143.50x = 18,475,614,801,910.93
  5. Step 5: Solve for x
    x = 18,475,614,801,910.93/6,646,143.50
  6. Step 6: Final answer
    x = 2,779,900.07

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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.