Home / 13,779,650.81-20,670,763.82-4,064,273.28

Finding the Fourth Proportional to 13,779,650.81, 20,670,763.82 and 4,064,273.28

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Solution

The fourth proportional to 13,779,650.81, 20,670,763.82 and 4,064,273.28 is: 6,096,789.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,779,650.81 : 20,670,763.82 = 4,064,273.28 : x
  2. Step 2: Convert to fraction form
    13,779,650.81/20,670,763.82 = 4,064,273.28/x
  3. Step 3: Cross multiply
    13,779,650.81x = 20,670,763.82 × 4,064,273.28
  4. Step 4: Simplify right side
    13,779,650.81x = 84,011,633,050,495.36
  5. Step 5: Solve for x
    x = 84,011,633,050,495.36/13,779,650.81
  6. Step 6: Final answer
    x = 6,096,789.69

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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.