Home / 4,965,838.40-7,448,757.60-4,430,460.80

Finding the Fourth Proportional to 4,965,838.40, 7,448,757.60 and 4,430,460.80

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Solution

The fourth proportional to 4,965,838.40, 7,448,757.60 and 4,430,460.80 is: 6,645,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965,838.40 : 7,448,757.60 = 4,430,460.80 : x
  2. Step 2: Convert to fraction form
    4,965,838.40/7,448,757.60 = 4,430,460.80/x
  3. Step 3: Cross multiply
    4,965,838.40x = 7,448,757.60 × 4,430,460.80
  4. Step 4: Simplify right side
    4,965,838.40x = 33,001,428,555,502.08
  5. Step 5: Solve for x
    x = 33,001,428,555,502.08/4,965,838.40
  6. Step 6: Final answer
    x = 6,645,691.20

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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.