Home / 7,133,172.56-9,843,778.76-4,077,453.52

Finding the Fourth Proportional to 7,133,172.56, 9,843,778.76 and 4,077,453.52

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Solution

The fourth proportional to 7,133,172.56, 9,843,778.76 and 4,077,453.52 is: 5,626,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133,172.56 : 9,843,778.76 = 4,077,453.52 : x
  2. Step 2: Convert to fraction form
    7,133,172.56/9,843,778.76 = 4,077,453.52/x
  3. Step 3: Cross multiply
    7,133,172.56x = 9,843,778.76 × 4,077,453.52
  4. Step 4: Simplify right side
    7,133,172.56x = 40,137,550,355,063.23
  5. Step 5: Solve for x
    x = 40,137,550,355,063.23/7,133,172.56
  6. Step 6: Final answer
    x = 5,626,886.22

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1.5x scale

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.