Home / 14,666,647.67-20,239,578.90-8,051,240.58

Finding the Fourth Proportional to 14,666,647.67, 20,239,578.90 and 8,051,240.58

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Solution

The fourth proportional to 14,666,647.67, 20,239,578.90 and 8,051,240.58 is: 11,110,495.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666,647.67 : 20,239,578.90 = 8,051,240.58 : x
  2. Step 2: Convert to fraction form
    14,666,647.67/20,239,578.90 = 8,051,240.58/x
  3. Step 3: Cross multiply
    14,666,647.67x = 20,239,578.90 × 8,051,240.58
  4. Step 4: Simplify right side
    14,666,647.67x = 162,953,718,961,791.75
  5. Step 5: Solve for x
    x = 162,953,718,961,791.75/14,666,647.67
  6. Step 6: Final answer
    x = 11,110,495.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.