Home / 8,511,068.61-12,758,910.14-5,779,527.48

Finding the Fourth Proportional to 8,511,068.61, 12,758,910.14 and 5,779,527.48

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Solution

The fourth proportional to 8,511,068.61, 12,758,910.14 and 5,779,527.48 is: 8,664,067.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,068.61 : 12,758,910.14 = 5,779,527.48 : x
  2. Step 2: Convert to fraction form
    8,511,068.61/12,758,910.14 = 5,779,527.48/x
  3. Step 3: Cross multiply
    8,511,068.61x = 12,758,910.14 × 5,779,527.48
  4. Step 4: Simplify right side
    8,511,068.61x = 73,740,471,783,429.47
  5. Step 5: Solve for x
    x = 73,740,471,783,429.47/8,511,068.61
  6. Step 6: Final answer
    x = 8,664,067.36

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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.