Home / 6,605,147.40-9,907,721.10-5,943,798.60

Finding the Fourth Proportional to 6,605,147.40, 9,907,721.10 and 5,943,798.60

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Solution

The fourth proportional to 6,605,147.40, 9,907,721.10 and 5,943,798.60 is: 8,915,697.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,147.40 : 9,907,721.10 = 5,943,798.60 : x
  2. Step 2: Convert to fraction form
    6,605,147.40/9,907,721.10 = 5,943,798.60/x
  3. Step 3: Cross multiply
    6,605,147.40x = 9,907,721.10 × 5,943,798.60
  4. Step 4: Simplify right side
    6,605,147.40x = 58,889,498,803,370.45
  5. Step 5: Solve for x
    x = 58,889,498,803,370.45/6,605,147.40
  6. Step 6: Final answer
    x = 8,915,697.90

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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.