Home / 9,258,133.93-12,775,661.20-5,127,920.21

Finding the Fourth Proportional to 9,258,133.93, 12,775,661.20 and 5,127,920.21

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Solution

The fourth proportional to 9,258,133.93, 12,775,661.20 and 5,127,920.21 is: 7,076,217.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258,133.93 : 12,775,661.20 = 5,127,920.21 : x
  2. Step 2: Convert to fraction form
    9,258,133.93/12,775,661.20 = 5,127,920.21/x
  3. Step 3: Cross multiply
    9,258,133.93x = 12,775,661.20 × 5,127,920.21
  4. Step 4: Simplify right side
    9,258,133.93x = 65,512,571,263,592.85
  5. Step 5: Solve for x
    x = 65,512,571,263,592.85/9,258,133.93
  6. Step 6: Final answer
    x = 7,076,217.71

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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.