Home / 6,475,362.40-9,715,765.20-3,480,047.20

Finding the Fourth Proportional to 6,475,362.40, 9,715,765.20 and 3,480,047.20

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Solution

The fourth proportional to 6,475,362.40, 9,715,765.20 and 3,480,047.20 is: 5,221,533.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,362.40 : 9,715,765.20 = 3,480,047.20 : x
  2. Step 2: Convert to fraction form
    6,475,362.40/9,715,765.20 = 3,480,047.20/x
  3. Step 3: Cross multiply
    6,475,362.40x = 9,715,765.20 × 3,480,047.20
  4. Step 4: Simplify right side
    6,475,362.40x = 33,811,321,480,117.44
  5. Step 5: Solve for x
    x = 33,811,321,480,117.44/6,475,362.40
  6. Step 6: Final answer
    x = 5,221,533.47

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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.