Home / 51,144,049.50-76,746,341.39-18,818,652.53

Finding the Fourth Proportional to 51,144,049.50, 76,746,341.39 and 18,818,652.53

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Solution

The fourth proportional to 51,144,049.50, 76,746,341.39 and 18,818,652.53 is: 28,239,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,144,049.50 : 76,746,341.39 = 18,818,652.53 : x
  2. Step 2: Convert to fraction form
    51,144,049.50/76,746,341.39 = 18,818,652.53/x
  3. Step 3: Cross multiply
    51,144,049.50x = 76,746,341.39 × 18,818,652.53
  4. Step 4: Simplify right side
    51,144,049.50x = 1,444,262,731,089,342.25
  5. Step 5: Solve for x
    x = 1,444,262,731,089,342.25/51,144,049.50
  6. Step 6: Final answer
    x = 28,239,115.70

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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.