Home / 11,853,051.40-17,779,577.10-8,199,886.60

Finding the Fourth Proportional to 11,853,051.40, 17,779,577.10 and 8,199,886.60

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Solution

The fourth proportional to 11,853,051.40, 17,779,577.10 and 8,199,886.60 is: 12,299,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,853,051.40 : 17,779,577.10 = 8,199,886.60 : x
  2. Step 2: Convert to fraction form
    11,853,051.40/17,779,577.10 = 8,199,886.60/x
  3. Step 3: Cross multiply
    11,853,051.40x = 17,779,577.10 × 8,199,886.60
  4. Step 4: Simplify right side
    11,853,051.40x = 145,790,516,015,956.88
  5. Step 5: Solve for x
    x = 145,790,516,015,956.88/11,853,051.40
  6. Step 6: Final answer
    x = 12,299,829.90

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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.