Home / 5,230,333.50-7,219,818.16-3,927,349.56

Finding the Fourth Proportional to 5,230,333.50, 7,219,818.16 and 3,927,349.56

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Solution

The fourth proportional to 5,230,333.50, 7,219,818.16 and 3,927,349.56 is: 5,421,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,230,333.50 : 7,219,818.16 = 3,927,349.56 : x
  2. Step 2: Convert to fraction form
    5,230,333.50/7,219,818.16 = 3,927,349.56/x
  3. Step 3: Cross multiply
    5,230,333.50x = 7,219,818.16 × 3,927,349.56
  4. Step 4: Simplify right side
    5,230,333.50x = 28,354,749,673,956.01
  5. Step 5: Solve for x
    x = 28,354,749,673,956.01/5,230,333.50
  6. Step 6: Final answer
    x = 5,421,212.57

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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.