Home / 20,153,952.30-30,211,574.85-6,683,846.70

Finding the Fourth Proportional to 20,153,952.30, 30,211,574.85 and 6,683,846.70

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Solution

The fourth proportional to 20,153,952.30, 30,211,574.85 and 6,683,846.70 is: 10,019,351.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,153,952.30 : 30,211,574.85 = 6,683,846.70 : x
  2. Step 2: Convert to fraction form
    20,153,952.30/30,211,574.85 = 6,683,846.70/x
  3. Step 3: Cross multiply
    20,153,952.30x = 30,211,574.85 × 6,683,846.70
  4. Step 4: Simplify right side
    20,153,952.30x = 201,929,534,862,975.50
  5. Step 5: Solve for x
    x = 201,929,534,862,975.50/20,153,952.30
  6. Step 6: Final answer
    x = 10,019,351.63

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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.