Home / 7,251,938.69-10,879,147.34-2,989,777.01

Finding the Fourth Proportional to 7,251,938.69, 10,879,147.34 and 2,989,777.01

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Solution

The fourth proportional to 7,251,938.69, 10,879,147.34 and 2,989,777.01 is: 4,485,176.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251,938.69 : 10,879,147.34 = 2,989,777.01 : x
  2. Step 2: Convert to fraction form
    7,251,938.69/10,879,147.34 = 2,989,777.01/x
  3. Step 3: Cross multiply
    7,251,938.69x = 10,879,147.34 × 2,989,777.01
  4. Step 4: Simplify right side
    7,251,938.69x = 32,526,224,628,995.30
  5. Step 5: Solve for x
    x = 32,526,224,628,995.30/7,251,938.69
  6. Step 6: Final answer
    x = 4,485,176.45

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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.