Home / 10,530,441-15,783,720.48-4,838,904.72

Finding the Fourth Proportional to 10,530,441, 15,783,720.48 and 4,838,904.72

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Solution

The fourth proportional to 10,530,441, 15,783,720.48 and 4,838,904.72 is: 7,252,869.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,441 : 15,783,720.48 = 4,838,904.72 : x
  2. Step 2: Convert to fraction form
    10,530,441/15,783,720.48 = 4,838,904.72/x
  3. Step 3: Cross multiply
    10,530,441x = 15,783,720.48 × 4,838,904.72
  4. Step 4: Simplify right side
    10,530,441x = 76,375,919,529,832.66
  5. Step 5: Solve for x
    x = 76,375,919,529,832.66/10,530,441
  6. Step 6: Final answer
    x = 7,252,869.99

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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.