Home / 25,429,936.56-35,106,315.48-19,615,665.84

Finding the Fourth Proportional to 25,429,936.56, 35,106,315.48 and 19,615,665.84

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Solution

The fourth proportional to 25,429,936.56, 35,106,315.48 and 19,615,665.84 is: 27,079,648.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429,936.56 : 35,106,315.48 = 19,615,665.84 : x
  2. Step 2: Convert to fraction form
    25,429,936.56/35,106,315.48 = 19,615,665.84/x
  3. Step 3: Cross multiply
    25,429,936.56x = 35,106,315.48 × 19,615,665.84
  4. Step 4: Simplify right side
    25,429,936.56x = 688,633,753,329,299.12
  5. Step 5: Solve for x
    x = 688,633,753,329,299.12/25,429,936.56
  6. Step 6: Final answer
    x = 27,079,648.89

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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.