Home / 9,294,043.87-12,825,739.02-5,164,747.30

Finding the Fourth Proportional to 9,294,043.87, 12,825,739.02 and 5,164,747.30

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Solution

The fourth proportional to 9,294,043.87, 12,825,739.02 and 5,164,747.30 is: 7,127,328.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294,043.87 : 12,825,739.02 = 5,164,747.30 : x
  2. Step 2: Convert to fraction form
    9,294,043.87/12,825,739.02 = 5,164,747.30/x
  3. Step 3: Cross multiply
    9,294,043.87x = 12,825,739.02 × 5,164,747.30
  4. Step 4: Simplify right side
    9,294,043.87x = 66,241,700,974,049.64
  5. Step 5: Solve for x
    x = 66,241,700,974,049.64/9,294,043.87
  6. Step 6: Final answer
    x = 7,127,328.20

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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.