Home / 42,739,053.44-64,129,627.20-20,016,026.24

Finding the Fourth Proportional to 42,739,053.44, 64,129,627.20 and 20,016,026.24

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Solution

The fourth proportional to 42,739,053.44, 64,129,627.20 and 20,016,026.24 is: 30,033,896.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,739,053.44 : 64,129,627.20 = 20,016,026.24 : x
  2. Step 2: Convert to fraction form
    42,739,053.44/64,129,627.20 = 20,016,026.24/x
  3. Step 3: Cross multiply
    42,739,053.44x = 64,129,627.20 × 20,016,026.24
  4. Step 4: Simplify right side
    42,739,053.44x = 1,283,620,300,796,617.75
  5. Step 5: Solve for x
    x = 1,283,620,300,796,617.75/42,739,053.44
  6. Step 6: Final answer
    x = 30,033,896.34

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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.