Home / 51,144,044.50-76,746,333.82-18,818,647.46

Finding the Fourth Proportional to 51,144,044.50, 76,746,333.82 and 18,818,647.46

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Solution

The fourth proportional to 51,144,044.50, 76,746,333.82 and 18,818,647.46 is: 28,239,108.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,144,044.50 : 76,746,333.82 = 18,818,647.46 : x
  2. Step 2: Convert to fraction form
    51,144,044.50/76,746,333.82 = 18,818,647.46/x
  3. Step 3: Cross multiply
    51,144,044.50x = 76,746,333.82 × 18,818,647.46
  4. Step 4: Simplify right side
    51,144,044.50x = 1,444,262,200,006,055
  5. Step 5: Solve for x
    x = 1,444,262,200,006,055/51,144,044.50
  6. Step 6: Final answer
    x = 28,239,108.07

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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.