Home / 6,874,521-10,311,715.84-4,179,590.25

Finding the Fourth Proportional to 6,874,521, 10,311,715.84 and 4,179,590.25

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Solution

The fourth proportional to 6,874,521, 10,311,715.84 and 4,179,590.25 is: 6,269,345.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874,521 : 10,311,715.84 = 4,179,590.25 : x
  2. Step 2: Convert to fraction form
    6,874,521/10,311,715.84 = 4,179,590.25/x
  3. Step 3: Cross multiply
    6,874,521x = 10,311,715.84 × 4,179,590.25
  4. Step 4: Simplify right side
    6,874,521x = 43,098,746,985,634.56
  5. Step 5: Solve for x
    x = 43,098,746,985,634.56/6,874,521
  6. Step 6: Final answer
    x = 6,269,345.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.