Home / 18,408,180.42-25,404,153.93-10,259,476.74

Finding the Fourth Proportional to 18,408,180.42, 25,404,153.93 and 10,259,476.74

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Solution

The fourth proportional to 18,408,180.42, 25,404,153.93 and 10,259,476.74 is: 14,158,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,408,180.42 : 25,404,153.93 = 10,259,476.74 : x
  2. Step 2: Convert to fraction form
    18,408,180.42/25,404,153.93 = 10,259,476.74/x
  3. Step 3: Cross multiply
    18,408,180.42x = 25,404,153.93 × 10,259,476.74
  4. Step 4: Simplify right side
    18,408,180.42x = 260,633,326,344,214.59
  5. Step 5: Solve for x
    x = 260,633,326,344,214.59/18,408,180.42
  6. Step 6: Final answer
    x = 14,158,559.97

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1.5x scale

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.