Home / 13,184,421.80-19,760,886.30-5,508,051.80

Finding the Fourth Proportional to 13,184,421.80, 19,760,886.30 and 5,508,051.80

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Solution

The fourth proportional to 13,184,421.80, 19,760,886.30 and 5,508,051.80 is: 8,255,499.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,421.80 : 19,760,886.30 = 5,508,051.80 : x
  2. Step 2: Convert to fraction form
    13,184,421.80/19,760,886.30 = 5,508,051.80/x
  3. Step 3: Cross multiply
    13,184,421.80x = 19,760,886.30 × 5,508,051.80
  4. Step 4: Simplify right side
    13,184,421.80x = 108,843,985,354,310.34
  5. Step 5: Solve for x
    x = 108,843,985,354,310.34/13,184,421.80
  6. Step 6: Final answer
    x = 8,255,499.33

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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.