Home / 4,745,271.31-7,129,262.37-3,042,750.25

Finding the Fourth Proportional to 4,745,271.31, 7,129,262.37 and 3,042,750.25

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Solution

The fourth proportional to 4,745,271.31, 7,129,262.37 and 3,042,750.25 is: 4,571,406.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745,271.31 : 7,129,262.37 = 3,042,750.25 : x
  2. Step 2: Convert to fraction form
    4,745,271.31/7,129,262.37 = 3,042,750.25/x
  3. Step 3: Cross multiply
    4,745,271.31x = 7,129,262.37 × 3,042,750.25
  4. Step 4: Simplify right side
    4,745,271.31x = 21,692,564,822,986.78
  5. Step 5: Solve for x
    x = 21,692,564,822,986.78/4,745,271.31
  6. Step 6: Final answer
    x = 4,571,406.65

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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.