Home / 79,075,736.92-109,121,328.66-46,036,936.90

Finding the Fourth Proportional to 79,075,736.92, 109,121,328.66 and 46,036,936.90

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Solution

The fourth proportional to 79,075,736.92, 109,121,328.66 and 46,036,936.90 is: 63,529,116.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,075,736.92 : 109,121,328.66 = 46,036,936.90 : x
  2. Step 2: Convert to fraction form
    79,075,736.92/109,121,328.66 = 46,036,936.90/x
  3. Step 3: Cross multiply
    79,075,736.92x = 109,121,328.66 × 46,036,936.90
  4. Step 4: Simplify right side
    79,075,736.92x = 5,023,611,721,964,581
  5. Step 5: Solve for x
    x = 5,023,611,721,964,581/79,075,736.92
  6. Step 6: Final answer
    x = 63,529,116.74

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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.