Home / 25,839,023.76-35,658,489.06-15,912,150.57

Finding the Fourth Proportional to 25,839,023.76, 35,658,489.06 and 15,912,150.57

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Solution

The fourth proportional to 25,839,023.76, 35,658,489.06 and 15,912,150.57 is: 21,959,159.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839,023.76 : 35,658,489.06 = 15,912,150.57 : x
  2. Step 2: Convert to fraction form
    25,839,023.76/35,658,489.06 = 15,912,150.57/x
  3. Step 3: Cross multiply
    25,839,023.76x = 35,658,489.06 × 15,912,150.57
  4. Step 4: Simplify right side
    25,839,023.76x = 567,403,247,021,417.88
  5. Step 5: Solve for x
    x = 567,403,247,021,417.88/25,839,023.76
  6. Step 6: Final answer
    x = 21,959,159.61

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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.