Home / 8,075,222.37-11,140,992.90-5,176,211.76

Finding the Fourth Proportional to 8,075,222.37, 11,140,992.90 and 5,176,211.76

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Solution

The fourth proportional to 8,075,222.37, 11,140,992.90 and 5,176,211.76 is: 7,141,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,075,222.37 : 11,140,992.90 = 5,176,211.76 : x
  2. Step 2: Convert to fraction form
    8,075,222.37/11,140,992.90 = 5,176,211.76/x
  3. Step 3: Cross multiply
    8,075,222.37x = 11,140,992.90 × 5,176,211.76
  4. Step 4: Simplify right side
    8,075,222.37x = 57,668,138,467,056.50
  5. Step 5: Solve for x
    x = 57,668,138,467,056.50/8,075,222.37
  6. Step 6: Final answer
    x = 7,141,368.48

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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.