Home / 11,420,470.26-15,764,017.77-10,209,781.35

Finding the Fourth Proportional to 11,420,470.26, 15,764,017.77 and 10,209,781.35

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Solution

The fourth proportional to 11,420,470.26, 15,764,017.77 and 10,209,781.35 is: 14,092,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,420,470.26 : 15,764,017.77 = 10,209,781.35 : x
  2. Step 2: Convert to fraction form
    11,420,470.26/15,764,017.77 = 10,209,781.35/x
  3. Step 3: Cross multiply
    11,420,470.26x = 15,764,017.77 × 10,209,781.35
  4. Step 4: Simplify right side
    11,420,470.26x = 160,947,174,629,214.59
  5. Step 5: Solve for x
    x = 160,947,174,629,214.59/11,420,470.26
  6. Step 6: Final answer
    x = 14,092,867.54

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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.