Home / 13,860,779.60-19,126,904.82-8,059,149.76

Finding the Fourth Proportional to 13,860,779.60, 19,126,904.82 and 8,059,149.76

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Solution

The fourth proportional to 13,860,779.60, 19,126,904.82 and 8,059,149.76 is: 11,121,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,779.60 : 19,126,904.82 = 8,059,149.76 : x
  2. Step 2: Convert to fraction form
    13,860,779.60/19,126,904.82 = 8,059,149.76/x
  3. Step 3: Cross multiply
    13,860,779.60x = 19,126,904.82 × 8,059,149.76
  4. Step 4: Simplify right side
    13,860,779.60x = 154,146,590,389,645.84
  5. Step 5: Solve for x
    x = 154,146,590,389,645.84/13,860,779.60
  6. Step 6: Final answer
    x = 11,121,062.08

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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.