Home / 6,645,821.07-9,172,939.35-4,328,488.02

Finding the Fourth Proportional to 6,645,821.07, 9,172,939.35 and 4,328,488.02

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Solution

The fourth proportional to 6,645,821.07, 9,172,939.35 and 4,328,488.02 is: 5,974,424.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,821.07 : 9,172,939.35 = 4,328,488.02 : x
  2. Step 2: Convert to fraction form
    6,645,821.07/9,172,939.35 = 4,328,488.02/x
  3. Step 3: Cross multiply
    6,645,821.07x = 9,172,939.35 × 4,328,488.02
  4. Step 4: Simplify right side
    6,645,821.07x = 39,704,958,084,661.58
  5. Step 5: Solve for x
    x = 39,704,958,084,661.58/6,645,821.07
  6. Step 6: Final answer
    x = 5,974,424.78

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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.