Home / 9,151,576.74-12,630,296.58-5,284,089.60

Finding the Fourth Proportional to 9,151,576.74, 12,630,296.58 and 5,284,089.60

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Solution

The fourth proportional to 9,151,576.74, 12,630,296.58 and 5,284,089.60 is: 7,292,690.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,576.74 : 12,630,296.58 = 5,284,089.60 : x
  2. Step 2: Convert to fraction form
    9,151,576.74/12,630,296.58 = 5,284,089.60/x
  3. Step 3: Cross multiply
    9,151,576.74x = 12,630,296.58 × 5,284,089.60
  4. Step 4: Simplify right side
    9,151,576.74x = 66,739,618,803,293.56
  5. Step 5: Solve for x
    x = 66,739,618,803,293.56/9,151,576.74
  6. Step 6: Final answer
    x = 7,292,690.72

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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.