Home / 31,567,205.80-47,350,808.70-20,796,668.20

Finding the Fourth Proportional to 31,567,205.80, 47,350,808.70 and 20,796,668.20

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Solution

The fourth proportional to 31,567,205.80, 47,350,808.70 and 20,796,668.20 is: 31,195,002.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,567,205.80 : 47,350,808.70 = 20,796,668.20 : x
  2. Step 2: Convert to fraction form
    31,567,205.80/47,350,808.70 = 20,796,668.20/x
  3. Step 3: Cross multiply
    31,567,205.80x = 47,350,808.70 × 20,796,668.20
  4. Step 4: Simplify right side
    31,567,205.80x = 984,739,057,535,573.38
  5. Step 5: Solve for x
    x = 984,739,057,535,573.38/31,567,205.80
  6. Step 6: Final answer
    x = 31,195,002.30

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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.