Home / 25,678,986.02-35,433,217.93-15,615,351.46

Finding the Fourth Proportional to 25,678,986.02, 35,433,217.93 and 15,615,351.46

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Solution

The fourth proportional to 25,678,986.02, 35,433,217.93 and 15,615,351.46 is: 21,546,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,678,986.02 : 35,433,217.93 = 15,615,351.46 : x
  2. Step 2: Convert to fraction form
    25,678,986.02/35,433,217.93 = 15,615,351.46/x
  3. Step 3: Cross multiply
    25,678,986.02x = 35,433,217.93 × 15,615,351.46
  4. Step 4: Simplify right side
    25,678,986.02x = 553,302,151,335,723.69
  5. Step 5: Solve for x
    x = 553,302,151,335,723.69/25,678,986.02
  6. Step 6: Final answer
    x = 21,546,884.71

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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.