Home / 8,107,774.88-12,161,973.36-3,620,089.76

Finding the Fourth Proportional to 8,107,774.88, 12,161,973.36 and 3,620,089.76

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Solution

The fourth proportional to 8,107,774.88, 12,161,973.36 and 3,620,089.76 is: 5,430,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107,774.88 : 12,161,973.36 = 3,620,089.76 : x
  2. Step 2: Convert to fraction form
    8,107,774.88/12,161,973.36 = 3,620,089.76/x
  3. Step 3: Cross multiply
    8,107,774.88x = 12,161,973.36 × 3,620,089.76
  4. Step 4: Simplify right side
    8,107,774.88x = 44,027,435,221,928.79
  5. Step 5: Solve for x
    x = 44,027,435,221,928.79/8,107,774.88
  6. Step 6: Final answer
    x = 5,430,273.52

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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.