Home / 14,986,605.61-20,681,515.20-8,111,087.65

Finding the Fourth Proportional to 14,986,605.61, 20,681,515.20 and 8,111,087.65

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Solution

The fourth proportional to 14,986,605.61, 20,681,515.20 and 8,111,087.65 is: 11,193,300.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986,605.61 : 20,681,515.20 = 8,111,087.65 : x
  2. Step 2: Convert to fraction form
    14,986,605.61/20,681,515.20 = 8,111,087.65/x
  3. Step 3: Cross multiply
    14,986,605.61x = 20,681,515.20 × 8,111,087.65
  4. Step 4: Simplify right side
    14,986,605.61x = 167,749,582,522,007.28
  5. Step 5: Solve for x
    x = 167,749,582,522,007.28/14,986,605.61
  6. Step 6: Final answer
    x = 11,193,300.66

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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.