Home / 12,797,779.98-17,660,998.86-6,996,562.02

Finding the Fourth Proportional to 12,797,779.98, 17,660,998.86 and 6,996,562.02

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Solution

The fourth proportional to 12,797,779.98, 17,660,998.86 and 6,996,562.02 is: 9,655,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,797,779.98 : 17,660,998.86 = 6,996,562.02 : x
  2. Step 2: Convert to fraction form
    12,797,779.98/17,660,998.86 = 6,996,562.02/x
  3. Step 3: Cross multiply
    12,797,779.98x = 17,660,998.86 × 6,996,562.02
  4. Step 4: Simplify right side
    12,797,779.98x = 123,566,273,859,139.28
  5. Step 5: Solve for x
    x = 123,566,273,859,139.28/12,797,779.98
  6. Step 6: Final answer
    x = 9,655,289.75

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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.