Home / 57,431,492.96-79,255,709.68-31,326,571.52

Finding the Fourth Proportional to 57,431,492.96, 79,255,709.68 and 31,326,571.52

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Solution

The fourth proportional to 57,431,492.96, 79,255,709.68 and 31,326,571.52 is: 43,230,804.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,431,492.96 : 79,255,709.68 = 31,326,571.52 : x
  2. Step 2: Convert to fraction form
    57,431,492.96/79,255,709.68 = 31,326,571.52/x
  3. Step 3: Cross multiply
    57,431,492.96x = 79,255,709.68 × 31,326,571.52
  4. Step 4: Simplify right side
    57,431,492.96x = 2,482,809,657,658,876.50
  5. Step 5: Solve for x
    x = 2,482,809,657,658,876.50/57,431,492.96
  6. Step 6: Final answer
    x = 43,230,804.73

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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.