Home / 7,457,926.20-11,168,944.80-5,054,478.72

Finding the Fourth Proportional to 7,457,926.20, 11,168,944.80 and 5,054,478.72

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Solution

The fourth proportional to 7,457,926.20, 11,168,944.80 and 5,054,478.72 is: 7,569,556.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457,926.20 : 11,168,944.80 = 5,054,478.72 : x
  2. Step 2: Convert to fraction form
    7,457,926.20/11,168,944.80 = 5,054,478.72/x
  3. Step 3: Cross multiply
    7,457,926.20x = 11,168,944.80 × 5,054,478.72
  4. Step 4: Simplify right side
    7,457,926.20x = 56,453,193,816,454.66
  5. Step 5: Solve for x
    x = 56,453,193,816,454.66/7,457,926.20
  6. Step 6: Final answer
    x = 7,569,556.51

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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.