Home / 7,855,420.44-11,779,407.78-2,736,064.92

Finding the Fourth Proportional to 7,855,420.44, 11,779,407.78 and 2,736,064.92

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Solution

The fourth proportional to 7,855,420.44, 11,779,407.78 and 2,736,064.92 is: 4,102,800.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,855,420.44 : 11,779,407.78 = 2,736,064.92 : x
  2. Step 2: Convert to fraction form
    7,855,420.44/11,779,407.78 = 2,736,064.92/x
  3. Step 3: Cross multiply
    7,855,420.44x = 11,779,407.78 × 2,736,064.92
  4. Step 4: Simplify right side
    7,855,420.44x = 32,229,224,405,233.07
  5. Step 5: Solve for x
    x = 32,229,224,405,233.07/7,855,420.44
  6. Step 6: Final answer
    x = 4,102,800.69

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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.