Home / 12,384,532.60-18,576,798.90-4,294,819.60

Finding the Fourth Proportional to 12,384,532.60, 18,576,798.90 and 4,294,819.60

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Solution

The fourth proportional to 12,384,532.60, 18,576,798.90 and 4,294,819.60 is: 6,442,229.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,532.60 : 18,576,798.90 = 4,294,819.60 : x
  2. Step 2: Convert to fraction form
    12,384,532.60/18,576,798.90 = 4,294,819.60/x
  3. Step 3: Cross multiply
    12,384,532.60x = 18,576,798.90 × 4,294,819.60
  4. Step 4: Simplify right side
    12,384,532.60x = 79,784,000,020,978.42
  5. Step 5: Solve for x
    x = 79,784,000,020,978.42/12,384,532.60
  6. Step 6: Final answer
    x = 6,442,229.40

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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.