Home / 68,492,030.56-94,522,863.60-40,631,236

Finding the Fourth Proportional to 68,492,030.56, 94,522,863.60 and 40,631,236

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Solution

The fourth proportional to 68,492,030.56, 94,522,863.60 and 40,631,236 is: 56,073,396.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,492,030.56 : 94,522,863.60 = 40,631,236 : x
  2. Step 2: Convert to fraction form
    68,492,030.56/94,522,863.60 = 40,631,236/x
  3. Step 3: Cross multiply
    68,492,030.56x = 94,522,863.60 × 40,631,236
  4. Step 4: Simplify right side
    68,492,030.56x = 3,840,580,778,327,409.50
  5. Step 5: Solve for x
    x = 3,840,580,778,327,409.50/68,492,030.56
  6. Step 6: Final answer
    x = 56,073,396.38

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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.