Home / 7,779,417.42-11,670,959.03-2,661,903.03

Finding the Fourth Proportional to 7,779,417.42, 11,670,959.03 and 2,661,903.03

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Solution

The fourth proportional to 7,779,417.42, 11,670,959.03 and 2,661,903.03 is: 3,993,481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779,417.42 : 11,670,959.03 = 2,661,903.03 : x
  2. Step 2: Convert to fraction form
    7,779,417.42/11,670,959.03 = 2,661,903.03/x
  3. Step 3: Cross multiply
    7,779,417.42x = 11,670,959.03 × 2,661,903.03
  4. Step 4: Simplify right side
    7,779,417.42x = 31,066,961,191,653.34
  5. Step 5: Solve for x
    x = 31,066,961,191,653.34/7,779,417.42
  6. Step 6: Final answer
    x = 3,993,481.71

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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.