Home / 76,026,754.09-104,919,133.93-42,986,293.84

Finding the Fourth Proportional to 76,026,754.09, 104,919,133.93 and 42,986,293.84

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Solution

The fourth proportional to 76,026,754.09, 104,919,133.93 and 42,986,293.84 is: 59,322,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,026,754.09 : 104,919,133.93 = 42,986,293.84 : x
  2. Step 2: Convert to fraction form
    76,026,754.09/104,919,133.93 = 42,986,293.84/x
  3. Step 3: Cross multiply
    76,026,754.09x = 104,919,133.93 × 42,986,293.84
  4. Step 4: Simplify right side
    76,026,754.09x = 4,510,084,720,136,164
  5. Step 5: Solve for x
    x = 4,510,084,720,136,164/76,026,754.09
  6. Step 6: Final answer
    x = 59,322,336.91

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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.