Home / 10,492,080.60-15,745,119.30-4,809,379.80

Finding the Fourth Proportional to 10,492,080.60, 15,745,119.30 and 4,809,379.80

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Solution

The fourth proportional to 10,492,080.60, 15,745,119.30 and 4,809,379.80 is: 7,217,277.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492,080.60 : 15,745,119.30 = 4,809,379.80 : x
  2. Step 2: Convert to fraction form
    10,492,080.60/15,745,119.30 = 4,809,379.80/x
  3. Step 3: Cross multiply
    10,492,080.60x = 15,745,119.30 × 4,809,379.80
  4. Step 4: Simplify right side
    10,492,080.60x = 75,724,258,710,010.14
  5. Step 5: Solve for x
    x = 75,724,258,710,010.14/10,492,080.60
  6. Step 6: Final answer
    x = 7,217,277.64

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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.