Home / 14,785,024.37-20,403,404.69-8,258,928.89

Finding the Fourth Proportional to 14,785,024.37, 20,403,404.69 and 8,258,928.89

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Solution

The fourth proportional to 14,785,024.37, 20,403,404.69 and 8,258,928.89 is: 11,397,361.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,785,024.37 : 20,403,404.69 = 8,258,928.89 : x
  2. Step 2: Convert to fraction form
    14,785,024.37/20,403,404.69 = 8,258,928.89/x
  3. Step 3: Cross multiply
    14,785,024.37x = 20,403,404.69 × 8,258,928.89
  4. Step 4: Simplify right side
    14,785,024.37x = 168,510,268,305,290.81
  5. Step 5: Solve for x
    x = 168,510,268,305,290.81/14,785,024.37
  6. Step 6: Final answer
    x = 11,397,361.56

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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.