Home / 13,608,348.60-20,384,529.30-9,353,321.40

Finding the Fourth Proportional to 13,608,348.60, 20,384,529.30 and 9,353,321.40

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Solution

The fourth proportional to 13,608,348.60, 20,384,529.30 and 9,353,321.40 is: 14,010,741.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,348.60 : 20,384,529.30 = 9,353,321.40 : x
  2. Step 2: Convert to fraction form
    13,608,348.60/20,384,529.30 = 9,353,321.40/x
  3. Step 3: Cross multiply
    13,608,348.60x = 20,384,529.30 × 9,353,321.40
  4. Step 4: Simplify right side
    13,608,348.60x = 190,663,054,130,617.03
  5. Step 5: Solve for x
    x = 190,663,054,130,617.03/13,608,348.60
  6. Step 6: Final answer
    x = 14,010,741.47

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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.