Home / 12,562,925.13-17,332,421.58-8,214,556.77

Finding the Fourth Proportional to 12,562,925.13, 17,332,421.58 and 8,214,556.77

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Solution

The fourth proportional to 12,562,925.13, 17,332,421.58 and 8,214,556.77 is: 11,333,201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562,925.13 : 17,332,421.58 = 8,214,556.77 : x
  2. Step 2: Convert to fraction form
    12,562,925.13/17,332,421.58 = 8,214,556.77/x
  3. Step 3: Cross multiply
    12,562,925.13x = 17,332,421.58 × 8,214,556.77
  4. Step 4: Simplify right side
    12,562,925.13x = 142,378,161,030,483.06
  5. Step 5: Solve for x
    x = 142,378,161,030,483.06/12,562,925.13
  6. Step 6: Final answer
    x = 11,333,201.43

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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.