Home / 12,454,195.68-17,186,400.36-7,300,989.54

Finding the Fourth Proportional to 12,454,195.68, 17,186,400.36 and 7,300,989.54

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Solution

The fourth proportional to 12,454,195.68, 17,186,400.36 and 7,300,989.54 is: 10,075,137.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,454,195.68 : 17,186,400.36 = 7,300,989.54 : x
  2. Step 2: Convert to fraction form
    12,454,195.68/17,186,400.36 = 7,300,989.54/x
  3. Step 3: Cross multiply
    12,454,195.68x = 17,186,400.36 × 7,300,989.54
  4. Step 4: Simplify right side
    12,454,195.68x = 125,477,729,258,612.23
  5. Step 5: Solve for x
    x = 125,477,729,258,612.23/12,454,195.68
  6. Step 6: Final answer
    x = 10,075,137.13

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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.