Home / 13,168,534.20-18,448,545-13,168,534.20

Finding the Fourth Proportional to 13,168,534.20, 18,448,545 and 13,168,534.20

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Solution

The fourth proportional to 13,168,534.20, 18,448,545 and 13,168,534.20 is: 18,448,545

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,168,534.20 : 18,448,545 = 13,168,534.20 : x
  2. Step 2: Convert to fraction form
    13,168,534.20/18,448,545 = 13,168,534.20/x
  3. Step 3: Cross multiply
    13,168,534.20x = 18,448,545 × 13,168,534.20
  4. Step 4: Simplify right side
    13,168,534.20x = 242,940,295,772,739
  5. Step 5: Solve for x
    x = 242,940,295,772,739/13,168,534.20
  6. Step 6: Final answer
    x = 18,448,545

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.