Home / 13,544,707.46-18,690,725.85-7,743,733.70

Finding the Fourth Proportional to 13,544,707.46, 18,690,725.85 and 7,743,733.70

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Solution

The fourth proportional to 13,544,707.46, 18,690,725.85 and 7,743,733.70 is: 10,685,797.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544,707.46 : 18,690,725.85 = 7,743,733.70 : x
  2. Step 2: Convert to fraction form
    13,544,707.46/18,690,725.85 = 7,743,733.70/x
  3. Step 3: Cross multiply
    13,544,707.46x = 18,690,725.85 × 7,743,733.70
  4. Step 4: Simplify right side
    13,544,707.46x = 144,736,003,642,106.16
  5. Step 5: Solve for x
    x = 144,736,003,642,106.16/13,544,707.46
  6. Step 6: Final answer
    x = 10,685,797.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.