Home / 7,768,339.73-10,720,354.76-4,507,096.26

Finding the Fourth Proportional to 7,768,339.73, 10,720,354.76 and 4,507,096.26

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Solution

The fourth proportional to 7,768,339.73, 10,720,354.76 and 4,507,096.26 is: 6,219,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768,339.73 : 10,720,354.76 = 4,507,096.26 : x
  2. Step 2: Convert to fraction form
    7,768,339.73/10,720,354.76 = 4,507,096.26/x
  3. Step 3: Cross multiply
    7,768,339.73x = 10,720,354.76 × 4,507,096.26
  4. Step 4: Simplify right side
    7,768,339.73x = 48,317,670,879,236.66
  5. Step 5: Solve for x
    x = 48,317,670,879,236.66/7,768,339.73
  6. Step 6: Final answer
    x = 6,219,819.49

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1.5x scale

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.