Home / 35,548,077.63-49,042,458.45-20,660,928.06

Finding the Fourth Proportional to 35,548,077.63, 49,042,458.45 and 20,660,928.06

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Solution

The fourth proportional to 35,548,077.63, 49,042,458.45 and 20,660,928.06 is: 28,504,008.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,548,077.63 : 49,042,458.45 = 20,660,928.06 : x
  2. Step 2: Convert to fraction form
    35,548,077.63/49,042,458.45 = 20,660,928.06/x
  3. Step 3: Cross multiply
    35,548,077.63x = 49,042,458.45 × 20,660,928.06
  4. Step 4: Simplify right side
    35,548,077.63x = 1,013,262,705,920,989.12
  5. Step 5: Solve for x
    x = 1,013,262,705,920,989.12/35,548,077.63
  6. Step 6: Final answer
    x = 28,504,008.47

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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.