Home / 25,378,886.48-35,022,907.78-13,776,457.84

Finding the Fourth Proportional to 25,378,886.48, 35,022,907.78 and 13,776,457.84

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Solution

The fourth proportional to 25,378,886.48, 35,022,907.78 and 13,776,457.84 is: 19,011,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378,886.48 : 35,022,907.78 = 13,776,457.84 : x
  2. Step 2: Convert to fraction form
    25,378,886.48/35,022,907.78 = 13,776,457.84/x
  3. Step 3: Cross multiply
    25,378,886.48x = 35,022,907.78 × 13,776,457.84
  4. Step 4: Simplify right side
    25,378,886.48x = 482,491,612,465,378
  5. Step 5: Solve for x
    x = 482,491,612,465,378/25,378,886.48
  6. Step 6: Final answer
    x = 19,011,535.94

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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.