Home / 13,230,426.74-19,816,706.03-9,380,579.63

Finding the Fourth Proportional to 13,230,426.74, 19,816,706.03 and 9,380,579.63

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Solution

The fourth proportional to 13,230,426.74, 19,816,706.03 and 9,380,579.63 is: 14,050,354.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230,426.74 : 19,816,706.03 = 9,380,579.63 : x
  2. Step 2: Convert to fraction form
    13,230,426.74/19,816,706.03 = 9,380,579.63/x
  3. Step 3: Cross multiply
    13,230,426.74x = 19,816,706.03 × 9,380,579.63
  4. Step 4: Simplify right side
    13,230,426.74x = 185,892,188,772,729.72
  5. Step 5: Solve for x
    x = 185,892,188,772,729.72/13,230,426.74
  6. Step 6: Final answer
    x = 14,050,354.72

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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.