Home / 6,901,984.40-10,352,879.40-3,115,461.20

Finding the Fourth Proportional to 6,901,984.40, 10,352,879.40 and 3,115,461.20

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Solution

The fourth proportional to 6,901,984.40, 10,352,879.40 and 3,115,461.20 is: 4,673,147.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901,984.40 : 10,352,879.40 = 3,115,461.20 : x
  2. Step 2: Convert to fraction form
    6,901,984.40/10,352,879.40 = 3,115,461.20/x
  3. Step 3: Cross multiply
    6,901,984.40x = 10,352,879.40 × 3,115,461.20
  4. Step 4: Simplify right side
    6,901,984.40x = 32,253,994,078,979.28
  5. Step 5: Solve for x
    x = 32,253,994,078,979.28/6,901,984.40
  6. Step 6: Final answer
    x = 4,673,147.93

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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.