Home / 12,143,658.03-16,758,208.83-6,637,032.60

Finding the Fourth Proportional to 12,143,658.03, 16,758,208.83 and 6,637,032.60

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Solution

The fourth proportional to 12,143,658.03, 16,758,208.83 and 6,637,032.60 is: 9,159,083.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,143,658.03 : 16,758,208.83 = 6,637,032.60 : x
  2. Step 2: Convert to fraction form
    12,143,658.03/16,758,208.83 = 6,637,032.60/x
  3. Step 3: Cross multiply
    12,143,658.03x = 16,758,208.83 × 6,637,032.60
  4. Step 4: Simplify right side
    12,143,658.03x = 111,224,778,322,317.86
  5. Step 5: Solve for x
    x = 111,224,778,322,317.86/12,143,658.03
  6. Step 6: Final answer
    x = 9,159,083.54

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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.