Home / 7,920,504.93-10,928,423.40-4,482,745.97

Finding the Fourth Proportional to 7,920,504.93, 10,928,423.40 and 4,482,745.97

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Solution

The fourth proportional to 7,920,504.93, 10,928,423.40 and 4,482,745.97 is: 6,185,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920,504.93 : 10,928,423.40 = 4,482,745.97 : x
  2. Step 2: Convert to fraction form
    7,920,504.93/10,928,423.40 = 4,482,745.97/x
  3. Step 3: Cross multiply
    7,920,504.93x = 10,928,423.40 × 4,482,745.97
  4. Step 4: Simplify right side
    7,920,504.93x = 48,989,345,900,161.58
  5. Step 5: Solve for x
    x = 48,989,345,900,161.58/7,920,504.93
  6. Step 6: Final answer
    x = 6,185,129.15

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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.