Home / 82,213,436.77-113,440,122.94-46,915,125.55

Finding the Fourth Proportional to 82,213,436.77, 113,440,122.94 and 46,915,125.55

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Solution

The fourth proportional to 82,213,436.77, 113,440,122.94 and 46,915,125.55 is: 64,734,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,213,436.77 : 113,440,122.94 = 46,915,125.55 : x
  2. Step 2: Convert to fraction form
    82,213,436.77/113,440,122.94 = 46,915,125.55/x
  3. Step 3: Cross multiply
    82,213,436.77x = 113,440,122.94 × 46,915,125.55
  4. Step 4: Simplify right side
    82,213,436.77x = 5,322,057,610,137,535
  5. Step 5: Solve for x
    x = 5,322,057,610,137,535/82,213,436.77
  6. Step 6: Final answer
    x = 64,734,644.59

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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.