Home / 47,885,690.28-71,828,536.04-11,494,080.55

Finding the Fourth Proportional to 47,885,690.28, 71,828,536.04 and 11,494,080.55

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Solution

The fourth proportional to 47,885,690.28, 71,828,536.04 and 11,494,080.55 is: 17,241,120.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,885,690.28 : 71,828,536.04 = 11,494,080.55 : x
  2. Step 2: Convert to fraction form
    47,885,690.28/71,828,536.04 = 11,494,080.55/x
  3. Step 3: Cross multiply
    47,885,690.28x = 71,828,536.04 × 11,494,080.55
  4. Step 4: Simplify right side
    47,885,690.28x = 825,602,978,615,724.88
  5. Step 5: Solve for x
    x = 825,602,978,615,724.88/47,885,690.28
  6. Step 6: Final answer
    x = 17,241,120.97

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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.