Home / 51,014,509.59-76,521,819.81-12,676,023.84

Finding the Fourth Proportional to 51,014,509.59, 76,521,819.81 and 12,676,023.84

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Solution

The fourth proportional to 51,014,509.59, 76,521,819.81 and 12,676,023.84 is: 19,014,049.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,014,509.59 : 76,521,819.81 = 12,676,023.84 : x
  2. Step 2: Convert to fraction form
    51,014,509.59/76,521,819.81 = 12,676,023.84/x
  3. Step 3: Cross multiply
    51,014,509.59x = 76,521,819.81 × 12,676,023.84
  4. Step 4: Simplify right side
    51,014,509.59x = 969,992,412,191,744.25
  5. Step 5: Solve for x
    x = 969,992,412,191,744.25/51,014,509.59
  6. Step 6: Final answer
    x = 19,014,049.53

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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.