Home / 6,410,048.40-8,845,862.73-3,509,438.51

Finding the Fourth Proportional to 6,410,048.40, 8,845,862.73 and 3,509,438.51

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Solution

The fourth proportional to 6,410,048.40, 8,845,862.73 and 3,509,438.51 is: 4,843,022.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410,048.40 : 8,845,862.73 = 3,509,438.51 : x
  2. Step 2: Convert to fraction form
    6,410,048.40/8,845,862.73 = 3,509,438.51/x
  3. Step 3: Cross multiply
    6,410,048.40x = 8,845,862.73 × 3,509,438.51
  4. Step 4: Simplify right side
    6,410,048.40x = 31,044,011,274,606.42
  5. Step 5: Solve for x
    x = 31,044,011,274,606.42/6,410,048.40
  6. Step 6: Final answer
    x = 4,843,022.91

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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.