Home / 19,576,739.20-27,020,218.08-10,877,900.80

Finding the Fourth Proportional to 19,576,739.20, 27,020,218.08 and 10,877,900.80

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Solution

The fourth proportional to 19,576,739.20, 27,020,218.08 and 10,877,900.80 is: 15,013,902.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576,739.20 : 27,020,218.08 = 10,877,900.80 : x
  2. Step 2: Convert to fraction form
    19,576,739.20/27,020,218.08 = 10,877,900.80/x
  3. Step 3: Cross multiply
    19,576,739.20x = 27,020,218.08 × 10,877,900.80
  4. Step 4: Simplify right side
    19,576,739.20x = 293,923,251,868,606.44
  5. Step 5: Solve for x
    x = 293,923,251,868,606.44/19,576,739.20
  6. Step 6: Final answer
    x = 15,013,902.41

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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.