Home / 34,652,939.78-47,821,434.81-19,183,282.76

Finding the Fourth Proportional to 34,652,939.78, 47,821,434.81 and 19,183,282.76

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Solution

The fourth proportional to 34,652,939.78, 47,821,434.81 and 19,183,282.76 is: 26,473,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,652,939.78 : 47,821,434.81 = 19,183,282.76 : x
  2. Step 2: Convert to fraction form
    34,652,939.78/47,821,434.81 = 19,183,282.76/x
  3. Step 3: Cross multiply
    34,652,939.78x = 47,821,434.81 × 19,183,282.76
  4. Step 4: Simplify right side
    34,652,939.78x = 917,372,105,949,137
  5. Step 5: Solve for x
    x = 917,372,105,949,137/34,652,939.78
  6. Step 6: Final answer
    x = 26,473,139.42

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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.