Home / 42,739,060.44-64,129,637.70-20,016,033.24

Finding the Fourth Proportional to 42,739,060.44, 64,129,637.70 and 20,016,033.24

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Solution

The fourth proportional to 42,739,060.44, 64,129,637.70 and 20,016,033.24 is: 30,033,906.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,739,060.44 : 64,129,637.70 = 20,016,033.24 : x
  2. Step 2: Convert to fraction form
    42,739,060.44/64,129,637.70 = 20,016,033.24/x
  3. Step 3: Cross multiply
    42,739,060.44x = 64,129,637.70 × 20,016,033.24
  4. Step 4: Simplify right side
    42,739,060.44x = 1,283,620,959,872,357
  5. Step 5: Solve for x
    x = 1,283,620,959,872,357/42,739,060.44
  6. Step 6: Final answer
    x = 30,033,906.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.