Home / 22,145,232.80-30,560,378.88-12,355,094.48

Finding the Fourth Proportional to 22,145,232.80, 30,560,378.88 and 12,355,094.48

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Solution

The fourth proportional to 22,145,232.80, 30,560,378.88 and 12,355,094.48 is: 17,050,006.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,232.80 : 30,560,378.88 = 12,355,094.48 : x
  2. Step 2: Convert to fraction form
    22,145,232.80/30,560,378.88 = 12,355,094.48/x
  3. Step 3: Cross multiply
    22,145,232.80x = 30,560,378.88 × 12,355,094.48
  4. Step 4: Simplify right side
    22,145,232.80x = 377,576,368,406,996.56
  5. Step 5: Solve for x
    x = 377,576,368,406,996.56/22,145,232.80
  6. Step 6: Final answer
    x = 17,050,006.74

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1.5x scale

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.