Home / 7,340,160.40-11,010,240.60-6,678,811.60

Finding the Fourth Proportional to 7,340,160.40, 11,010,240.60 and 6,678,811.60

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Solution

The fourth proportional to 7,340,160.40, 11,010,240.60 and 6,678,811.60 is: 10,018,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,340,160.40 : 11,010,240.60 = 6,678,811.60 : x
  2. Step 2: Convert to fraction form
    7,340,160.40/11,010,240.60 = 6,678,811.60/x
  3. Step 3: Cross multiply
    7,340,160.40x = 11,010,240.60 × 6,678,811.60
  4. Step 4: Simplify right side
    7,340,160.40x = 73,535,322,638,070.95
  5. Step 5: Solve for x
    x = 73,535,322,638,070.95/7,340,160.40
  6. Step 6: Final answer
    x = 10,018,217.40

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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.