Home / 6,390,629.40-9,591,387.30-2,606,827.80

Finding the Fourth Proportional to 6,390,629.40, 9,591,387.30 and 2,606,827.80

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Solution

The fourth proportional to 6,390,629.40, 9,591,387.30 and 2,606,827.80 is: 3,912,462.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,629.40 : 9,591,387.30 = 2,606,827.80 : x
  2. Step 2: Convert to fraction form
    6,390,629.40/9,591,387.30 = 2,606,827.80/x
  3. Step 3: Cross multiply
    6,390,629.40x = 9,591,387.30 × 2,606,827.80
  4. Step 4: Simplify right side
    6,390,629.40x = 25,003,095,054,206.94
  5. Step 5: Solve for x
    x = 25,003,095,054,206.94/6,390,629.40
  6. Step 6: Final answer
    x = 3,912,462.06

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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.