Home / 7,498,258.40-11,247,387.60-5,492,856.80

Finding the Fourth Proportional to 7,498,258.40, 11,247,387.60 and 5,492,856.80

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Solution

The fourth proportional to 7,498,258.40, 11,247,387.60 and 5,492,856.80 is: 8,239,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,498,258.40 : 11,247,387.60 = 5,492,856.80 : x
  2. Step 2: Convert to fraction form
    7,498,258.40/11,247,387.60 = 5,492,856.80/x
  3. Step 3: Cross multiply
    7,498,258.40x = 11,247,387.60 × 5,492,856.80
  4. Step 4: Simplify right side
    7,498,258.40x = 61,780,289,460,895.68
  5. Step 5: Solve for x
    x = 61,780,289,460,895.68/7,498,258.40
  6. Step 6: Final answer
    x = 8,239,285.20

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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.