Home / 38,258,427.20-57,387,640.80-36,770,392.40

Finding the Fourth Proportional to 38,258,427.20, 57,387,640.80 and 36,770,392.40

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Solution

The fourth proportional to 38,258,427.20, 57,387,640.80 and 36,770,392.40 is: 55,155,588.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,258,427.20 : 57,387,640.80 = 36,770,392.40 : x
  2. Step 2: Convert to fraction form
    38,258,427.20/57,387,640.80 = 36,770,392.40/x
  3. Step 3: Cross multiply
    38,258,427.20x = 57,387,640.80 × 36,770,392.40
  4. Step 4: Simplify right side
    38,258,427.20x = 2,110,166,071,126,249.75
  5. Step 5: Solve for x
    x = 2,110,166,071,126,249.75/38,258,427.20
  6. Step 6: Final answer
    x = 55,155,588.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.