Home / 6,448,403.20-9,680,054.40-3,462,419.20

Finding the Fourth Proportional to 6,448,403.20, 9,680,054.40 and 3,462,419.20

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Solution

The fourth proportional to 6,448,403.20, 9,680,054.40 and 3,462,419.20 is: 5,197,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,403.20 : 9,680,054.40 = 3,462,419.20 : x
  2. Step 2: Convert to fraction form
    6,448,403.20/9,680,054.40 = 3,462,419.20/x
  3. Step 3: Cross multiply
    6,448,403.20x = 9,680,054.40 × 3,462,419.20
  4. Step 4: Simplify right side
    6,448,403.20x = 33,516,406,211,604.48
  5. Step 5: Solve for x
    x = 33,516,406,211,604.48/6,448,403.20
  6. Step 6: Final answer
    x = 5,197,628.80

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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.