Home / 6,248,189.61-8,619,957.23-4,071,939.93

Finding the Fourth Proportional to 6,248,189.61, 8,619,957.23 and 4,071,939.93

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Solution

The fourth proportional to 6,248,189.61, 8,619,957.23 and 4,071,939.93 is: 5,617,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248,189.61 : 8,619,957.23 = 4,071,939.93 : x
  2. Step 2: Convert to fraction form
    6,248,189.61/8,619,957.23 = 4,071,939.93/x
  3. Step 3: Cross multiply
    6,248,189.61x = 8,619,957.23 × 4,071,939.93
  4. Step 4: Simplify right side
    6,248,189.61x = 35,099,948,019,369.50
  5. Step 5: Solve for x
    x = 35,099,948,019,369.50/6,248,189.61
  6. Step 6: Final answer
    x = 5,617,618.90

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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.