Home / 12,330,165.24-18,475,050.78-6,566,779.80

Finding the Fourth Proportional to 12,330,165.24, 18,475,050.78 and 6,566,779.80

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Solution

The fourth proportional to 12,330,165.24, 18,475,050.78 and 6,566,779.80 is: 9,839,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330,165.24 : 18,475,050.78 = 6,566,779.80 : x
  2. Step 2: Convert to fraction form
    12,330,165.24/18,475,050.78 = 6,566,779.80/x
  3. Step 3: Cross multiply
    12,330,165.24x = 18,475,050.78 × 6,566,779.80
  4. Step 4: Simplify right side
    12,330,165.24x = 121,321,590,266,078.25
  5. Step 5: Solve for x
    x = 121,321,590,266,078.25/12,330,165.24
  6. Step 6: Final answer
    x = 9,839,413.17

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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.