Home / 10,530,444-15,783,724.98-4,838,907.72

Finding the Fourth Proportional to 10,530,444, 15,783,724.98 and 4,838,907.72

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Solution

The fourth proportional to 10,530,444, 15,783,724.98 and 4,838,907.72 is: 7,252,874.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,444 : 15,783,724.98 = 4,838,907.72 : x
  2. Step 2: Convert to fraction form
    10,530,444/15,783,724.98 = 4,838,907.72/x
  3. Step 3: Cross multiply
    10,530,444x = 15,783,724.98 × 4,838,907.72
  4. Step 4: Simplify right side
    10,530,444x = 76,375,988,656,078.84
  5. Step 5: Solve for x
    x = 76,375,988,656,078.84/10,530,444
  6. Step 6: Final answer
    x = 7,252,874.49

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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.