Home / 9,289,004.45-12,818,855.88-5,159,034.83

Finding the Fourth Proportional to 9,289,004.45, 12,818,855.88 and 5,159,034.83

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Solution

The fourth proportional to 9,289,004.45, 12,818,855.88 and 5,159,034.83 is: 7,119,484.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289,004.45 : 12,818,855.88 = 5,159,034.83 : x
  2. Step 2: Convert to fraction form
    9,289,004.45/12,818,855.88 = 5,159,034.83/x
  3. Step 3: Cross multiply
    9,289,004.45x = 12,818,855.88 × 5,159,034.83
  4. Step 4: Simplify right side
    9,289,004.45x = 66,132,923,997,717.44
  5. Step 5: Solve for x
    x = 66,132,923,997,717.44/9,289,004.45
  6. Step 6: Final answer
    x = 7,119,484.59

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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.