Home / 18,686,303.10-25,782,218.19-10,947,185.10

Finding the Fourth Proportional to 18,686,303.10, 25,782,218.19 and 10,947,185.10

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Solution

The fourth proportional to 18,686,303.10, 25,782,218.19 and 10,947,185.10 is: 15,104,256.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,686,303.10 : 25,782,218.19 = 10,947,185.10 : x
  2. Step 2: Convert to fraction form
    18,686,303.10/25,782,218.19 = 10,947,185.10/x
  3. Step 3: Cross multiply
    18,686,303.10x = 25,782,218.19 × 10,947,185.10
  4. Step 4: Simplify right side
    18,686,303.10x = 282,242,714,814,517
  5. Step 5: Solve for x
    x = 282,242,714,814,517/18,686,303.10
  6. Step 6: Final answer
    x = 15,104,256.49

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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.