Home / 4,628,965.50-6,388,038.36-2,668,804.79

Finding the Fourth Proportional to 4,628,965.50, 6,388,038.36 and 2,668,804.79

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Solution

The fourth proportional to 4,628,965.50, 6,388,038.36 and 2,668,804.79 is: 3,682,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,628,965.50 : 6,388,038.36 = 2,668,804.79 : x
  2. Step 2: Convert to fraction form
    4,628,965.50/6,388,038.36 = 2,668,804.79/x
  3. Step 3: Cross multiply
    4,628,965.50x = 6,388,038.36 × 2,668,804.79
  4. Step 4: Simplify right side
    4,628,965.50x = 17,048,427,341,931.55
  5. Step 5: Solve for x
    x = 17,048,427,341,931.55/4,628,965.50
  6. Step 6: Final answer
    x = 3,682,988.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.