Home / 7,308,471.78-10,085,373.54-4,045,091.76

Finding the Fourth Proportional to 7,308,471.78, 10,085,373.54 and 4,045,091.76

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Solution

The fourth proportional to 7,308,471.78, 10,085,373.54 and 4,045,091.76 is: 5,582,050.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308,471.78 : 10,085,373.54 = 4,045,091.76 : x
  2. Step 2: Convert to fraction form
    7,308,471.78/10,085,373.54 = 4,045,091.76/x
  3. Step 3: Cross multiply
    7,308,471.78x = 10,085,373.54 × 4,045,091.76
  4. Step 4: Simplify right side
    7,308,471.78x = 40,796,261,403,176.02
  5. Step 5: Solve for x
    x = 40,796,261,403,176.02/7,308,471.78
  6. Step 6: Final answer
    x = 5,582,050.89

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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.