Home / 8,780,830.90-13,171,246.34-5,788,315.06

Finding the Fourth Proportional to 8,780,830.90, 13,171,246.34 and 5,788,315.06

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Solution

The fourth proportional to 8,780,830.90, 13,171,246.34 and 5,788,315.06 is: 8,682,472.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,780,830.90 : 13,171,246.34 = 5,788,315.06 : x
  2. Step 2: Convert to fraction form
    8,780,830.90/13,171,246.34 = 5,788,315.06/x
  3. Step 3: Cross multiply
    8,780,830.90x = 13,171,246.34 × 5,788,315.06
  4. Step 4: Simplify right side
    8,780,830.90x = 76,239,323,548,791.88
  5. Step 5: Solve for x
    x = 76,239,323,548,791.88/8,780,830.90
  6. Step 6: Final answer
    x = 8,682,472.58

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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.