Home / 7,275,331.80-10,912,997.70-6,602,173.20

Finding the Fourth Proportional to 7,275,331.80, 10,912,997.70 and 6,602,173.20

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Solution

The fourth proportional to 7,275,331.80, 10,912,997.70 and 6,602,173.20 is: 9,903,259.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,331.80 : 10,912,997.70 = 6,602,173.20 : x
  2. Step 2: Convert to fraction form
    7,275,331.80/10,912,997.70 = 6,602,173.20/x
  3. Step 3: Cross multiply
    7,275,331.80x = 10,912,997.70 × 6,602,173.20
  4. Step 4: Simplify right side
    7,275,331.80x = 72,049,500,946,601.64
  5. Step 5: Solve for x
    x = 72,049,500,946,601.64/7,275,331.80
  6. Step 6: Final answer
    x = 9,903,259.80

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1.5x scale

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.