Home / 4,030,006.24-5,557,146.42-3,112,384.78

Finding the Fourth Proportional to 4,030,006.24, 5,557,146.42 and 3,112,384.78

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Solution

The fourth proportional to 4,030,006.24, 5,557,146.42 and 3,112,384.78 is: 4,291,799.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030,006.24 : 5,557,146.42 = 3,112,384.78 : x
  2. Step 2: Convert to fraction form
    4,030,006.24/5,557,146.42 = 3,112,384.78/x
  3. Step 3: Cross multiply
    4,030,006.24x = 5,557,146.42 × 3,112,384.78
  4. Step 4: Simplify right side
    4,030,006.24x = 17,295,977,937,839.49
  5. Step 5: Solve for x
    x = 17,295,977,937,839.49/4,030,006.24
  6. Step 6: Final answer
    x = 4,291,799.29

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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.