Home / 12,307,542.98-18,464,506.27-6,545,538.42

Finding the Fourth Proportional to 12,307,542.98, 18,464,506.27 and 6,545,538.42

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Solution

The fourth proportional to 12,307,542.98, 18,464,506.27 and 6,545,538.42 is: 9,820,005.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,307,542.98 : 18,464,506.27 = 6,545,538.42 : x
  2. Step 2: Convert to fraction form
    12,307,542.98/18,464,506.27 = 6,545,538.42/x
  3. Step 3: Cross multiply
    12,307,542.98x = 18,464,506.27 × 6,545,538.42
  4. Step 4: Simplify right side
    12,307,542.98x = 120,860,135,111,010.14
  5. Step 5: Solve for x
    x = 120,860,135,111,010.14/12,307,542.98
  6. Step 6: Final answer
    x = 9,820,005.13

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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.