Home / 7,768,308.48-10,720,903.96-4,284,328.68

Finding the Fourth Proportional to 7,768,308.48, 10,720,903.96 and 4,284,328.68

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Solution

The fourth proportional to 7,768,308.48, 10,720,903.96 and 4,284,328.68 is: 5,912,725.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768,308.48 : 10,720,903.96 = 4,284,328.68 : x
  2. Step 2: Convert to fraction form
    7,768,308.48/10,720,903.96 = 4,284,328.68/x
  3. Step 3: Cross multiply
    7,768,308.48x = 10,720,903.96 × 4,284,328.68
  4. Step 4: Simplify right side
    7,768,308.48x = 45,931,876,373,991.23
  5. Step 5: Solve for x
    x = 45,931,876,373,991.23/7,768,308.48
  6. Step 6: Final answer
    x = 5,912,725.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.