Home / 8,161,870.90-12,228,809.55-3,892,846.90

Finding the Fourth Proportional to 8,161,870.90, 12,228,809.55 and 3,892,846.90

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Solution

The fourth proportional to 8,161,870.90, 12,228,809.55 and 3,892,846.90 is: 5,832,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,870.90 : 12,228,809.55 = 3,892,846.90 : x
  2. Step 2: Convert to fraction form
    8,161,870.90/12,228,809.55 = 3,892,846.90/x
  3. Step 3: Cross multiply
    8,161,870.90x = 12,228,809.55 × 3,892,846.90
  4. Step 4: Simplify right side
    8,161,870.90x = 47,604,883,347,407.90
  5. Step 5: Solve for x
    x = 47,604,883,347,407.90/8,161,870.90
  6. Step 6: Final answer
    x = 5,832,594.50

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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.