Home / 12,960,233.20-19,440,349.80-4,439,810.80

Finding the Fourth Proportional to 12,960,233.20, 19,440,349.80 and 4,439,810.80

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Solution

The fourth proportional to 12,960,233.20, 19,440,349.80 and 4,439,810.80 is: 6,659,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,960,233.20 : 19,440,349.80 = 4,439,810.80 : x
  2. Step 2: Convert to fraction form
    12,960,233.20/19,440,349.80 = 4,439,810.80/x
  3. Step 3: Cross multiply
    12,960,233.20x = 19,440,349.80 × 4,439,810.80
  4. Step 4: Simplify right side
    12,960,233.20x = 86,311,474,997,817.84
  5. Step 5: Solve for x
    x = 86,311,474,997,817.84/12,960,233.20
  6. Step 6: Final answer
    x = 6,659,716.20

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1.5x scale

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.