Home / 5,018,857.02-7,524,053.55-2,176,828.74

Finding the Fourth Proportional to 5,018,857.02, 7,524,053.55 and 2,176,828.74

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Solution

The fourth proportional to 5,018,857.02, 7,524,053.55 and 2,176,828.74 is: 3,263,407.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018,857.02 : 7,524,053.55 = 2,176,828.74 : x
  2. Step 2: Convert to fraction form
    5,018,857.02/7,524,053.55 = 2,176,828.74/x
  3. Step 3: Cross multiply
    5,018,857.02x = 7,524,053.55 × 2,176,828.74
  4. Step 4: Simplify right side
    5,018,857.02x = 16,378,576,008,939.03
  5. Step 5: Solve for x
    x = 16,378,576,008,939.03/5,018,857.02
  6. Step 6: Final answer
    x = 3,263,407.57

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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.