Home / 27,854,571.44-38,443,062.84-15,632,099.12

Finding the Fourth Proportional to 27,854,571.44, 38,443,062.84 and 15,632,099.12

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Solution

The fourth proportional to 27,854,571.44, 38,443,062.84 and 15,632,099.12 is: 21,574,403.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,854,571.44 : 38,443,062.84 = 15,632,099.12 : x
  2. Step 2: Convert to fraction form
    27,854,571.44/38,443,062.84 = 15,632,099.12/x
  3. Step 3: Cross multiply
    27,854,571.44x = 38,443,062.84 × 15,632,099.12
  4. Step 4: Simplify right side
    27,854,571.44x = 600,945,768,791,268.75
  5. Step 5: Solve for x
    x = 600,945,768,791,268.75/27,854,571.44
  6. Step 6: Final answer
    x = 21,574,403.69

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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.