Home / 5,253,826.70-7,886,960.85-5,216,501.90

Finding the Fourth Proportional to 5,253,826.70, 7,886,960.85 and 5,216,501.90

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Solution

The fourth proportional to 5,253,826.70, 7,886,960.85 and 5,216,501.90 is: 7,830,929.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,826.70 : 7,886,960.85 = 5,216,501.90 : x
  2. Step 2: Convert to fraction form
    5,253,826.70/7,886,960.85 = 5,216,501.90/x
  3. Step 3: Cross multiply
    5,253,826.70x = 7,886,960.85 × 5,216,501.90
  4. Step 4: Simplify right side
    5,253,826.70x = 41,142,346,259,250.62
  5. Step 5: Solve for x
    x = 41,142,346,259,250.62/5,253,826.70
  6. Step 6: Final answer
    x = 7,830,929.46

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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.