Home / 12,639,865.64-18,958,200.48-4,004,842.29

Finding the Fourth Proportional to 12,639,865.64, 18,958,200.48 and 4,004,842.29

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Solution

The fourth proportional to 12,639,865.64, 18,958,200.48 and 4,004,842.29 is: 6,006,757.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,639,865.64 : 18,958,200.48 = 4,004,842.29 : x
  2. Step 2: Convert to fraction form
    12,639,865.64/18,958,200.48 = 4,004,842.29/x
  3. Step 3: Cross multiply
    12,639,865.64x = 18,958,200.48 × 4,004,842.29
  4. Step 4: Simplify right side
    12,639,865.64x = 75,924,603,024,602.30
  5. Step 5: Solve for x
    x = 75,924,603,024,602.30/12,639,865.64
  6. Step 6: Final answer
    x = 6,006,757.13

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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.