Home / 5,213,048.70-7,819,573.05-3,953,336.70

Finding the Fourth Proportional to 5,213,048.70, 7,819,573.05 and 3,953,336.70

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Solution

The fourth proportional to 5,213,048.70, 7,819,573.05 and 3,953,336.70 is: 5,930,005.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,048.70 : 7,819,573.05 = 3,953,336.70 : x
  2. Step 2: Convert to fraction form
    5,213,048.70/7,819,573.05 = 3,953,336.70/x
  3. Step 3: Cross multiply
    5,213,048.70x = 7,819,573.05 × 3,953,336.70
  4. Step 4: Simplify right side
    5,213,048.70x = 30,913,405,116,895.94
  5. Step 5: Solve for x
    x = 30,913,405,116,895.94/5,213,048.70
  6. Step 6: Final answer
    x = 5,930,005.05

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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.