Home / 5,316,080.01-7,978,376.49-2,758,028.13

Finding the Fourth Proportional to 5,316,080.01, 7,978,376.49 and 2,758,028.13

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Solution

The fourth proportional to 5,316,080.01, 7,978,376.49 and 2,758,028.13 is: 4,139,250.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,316,080.01 : 7,978,376.49 = 2,758,028.13 : x
  2. Step 2: Convert to fraction form
    5,316,080.01/7,978,376.49 = 2,758,028.13/x
  3. Step 3: Cross multiply
    5,316,080.01x = 7,978,376.49 × 2,758,028.13
  4. Step 4: Simplify right side
    5,316,080.01x = 22,004,586,791,150.66
  5. Step 5: Solve for x
    x = 22,004,586,791,150.66/5,316,080.01
  6. Step 6: Final answer
    x = 4,139,250.49

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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.