Home / 25,429,734.63-38,141,008.82-8,155,690.56

Finding the Fourth Proportional to 25,429,734.63, 38,141,008.82 and 8,155,690.56

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Solution

The fourth proportional to 25,429,734.63, 38,141,008.82 and 8,155,690.56 is: 12,232,383.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429,734.63 : 38,141,008.82 = 8,155,690.56 : x
  2. Step 2: Convert to fraction form
    25,429,734.63/38,141,008.82 = 8,155,690.56/x
  3. Step 3: Cross multiply
    25,429,734.63x = 38,141,008.82 × 8,155,690.56
  4. Step 4: Simplify right side
    25,429,734.63x = 311,066,265,541,372.25
  5. Step 5: Solve for x
    x = 311,066,265,541,372.25/25,429,734.63
  6. Step 6: Final answer
    x = 12,232,383.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.