Home / 25,716,555.36-35,486,262.24-15,403,013.28

Finding the Fourth Proportional to 25,716,555.36, 35,486,262.24 and 15,403,013.28

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Solution

The fourth proportional to 25,716,555.36, 35,486,262.24 and 15,403,013.28 is: 21,254,610.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,716,555.36 : 35,486,262.24 = 15,403,013.28 : x
  2. Step 2: Convert to fraction form
    25,716,555.36/35,486,262.24 = 15,403,013.28/x
  3. Step 3: Cross multiply
    25,716,555.36x = 35,486,262.24 × 15,403,013.28
  4. Step 4: Simplify right side
    25,716,555.36x = 546,595,368,540,282.56
  5. Step 5: Solve for x
    x = 546,595,368,540,282.56/25,716,555.36
  6. Step 6: Final answer
    x = 21,254,610.54

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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.