Home / 5,435,637.86-8,147,478.08-2,239,020.25

Finding the Fourth Proportional to 5,435,637.86, 8,147,478.08 and 2,239,020.25

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Solution

The fourth proportional to 5,435,637.86, 8,147,478.08 and 2,239,020.25 is: 3,356,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435,637.86 : 8,147,478.08 = 2,239,020.25 : x
  2. Step 2: Convert to fraction form
    5,435,637.86/8,147,478.08 = 2,239,020.25/x
  3. Step 3: Cross multiply
    5,435,637.86x = 8,147,478.08 × 2,239,020.25
  4. Step 4: Simplify right side
    5,435,637.86x = 18,242,368,392,779.98
  5. Step 5: Solve for x
    x = 18,242,368,392,779.98/5,435,637.86
  6. Step 6: Final answer
    x = 3,356,067.65

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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.