Home / 9,258,133.92-12,775,661.20-5,127,920.22

Finding the Fourth Proportional to 9,258,133.92, 12,775,661.20 and 5,127,920.22

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Solution

The fourth proportional to 9,258,133.92, 12,775,661.20 and 5,127,920.22 is: 7,076,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,258,133.92 : 12,775,661.20 = 5,127,920.22 : x
  2. Step 2: Convert to fraction form
    9,258,133.92/12,775,661.20 = 5,127,920.22/x
  3. Step 3: Cross multiply
    9,258,133.92x = 12,775,661.20 × 5,127,920.22
  4. Step 4: Simplify right side
    9,258,133.92x = 65,512,571,391,349.45
  5. Step 5: Solve for x
    x = 65,512,571,391,349.45/9,258,133.92
  6. Step 6: Final answer
    x = 7,076,217.73

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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.