Home / 7,128,001.65-10,692,002.48-2,336,175.30

Finding the Fourth Proportional to 7,128,001.65, 10,692,002.48 and 2,336,175.30

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Solution

The fourth proportional to 7,128,001.65, 10,692,002.48 and 2,336,175.30 is: 3,504,262.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,001.65 : 10,692,002.48 = 2,336,175.30 : x
  2. Step 2: Convert to fraction form
    7,128,001.65/10,692,002.48 = 2,336,175.30/x
  3. Step 3: Cross multiply
    7,128,001.65x = 10,692,002.48 × 2,336,175.30
  4. Step 4: Simplify right side
    7,128,001.65x = 24,978,392,089,633.86
  5. Step 5: Solve for x
    x = 24,978,392,089,633.86/7,128,001.65
  6. Step 6: Final answer
    x = 3,504,262.95

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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.