Home / 12,330,668.90-18,500,111.02-4,134,122.19

Finding the Fourth Proportional to 12,330,668.90, 18,500,111.02 and 4,134,122.19

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Solution

The fourth proportional to 12,330,668.90, 18,500,111.02 and 4,134,122.19 is: 6,202,560.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330,668.90 : 18,500,111.02 = 4,134,122.19 : x
  2. Step 2: Convert to fraction form
    12,330,668.90/18,500,111.02 = 4,134,122.19/x
  3. Step 3: Cross multiply
    12,330,668.90x = 18,500,111.02 × 4,134,122.19
  4. Step 4: Simplify right side
    12,330,668.90x = 76,481,719,490,413.17
  5. Step 5: Solve for x
    x = 76,481,719,490,413.17/12,330,668.90
  6. Step 6: Final answer
    x = 6,202,560.47

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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.