Home / 13,824,085.60-20,736,128.40-4,849,544.80

Finding the Fourth Proportional to 13,824,085.60, 20,736,128.40 and 4,849,544.80

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Solution

The fourth proportional to 13,824,085.60, 20,736,128.40 and 4,849,544.80 is: 7,274,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,085.60 : 20,736,128.40 = 4,849,544.80 : x
  2. Step 2: Convert to fraction form
    13,824,085.60/20,736,128.40 = 4,849,544.80/x
  3. Step 3: Cross multiply
    13,824,085.60x = 20,736,128.40 × 4,849,544.80
  4. Step 4: Simplify right side
    13,824,085.60x = 100,560,783,654,352.31
  5. Step 5: Solve for x
    x = 100,560,783,654,352.31/13,824,085.60
  6. Step 6: Final answer
    x = 7,274,317.20

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1.5x scale

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.