Home / 10,492,080.10-15,745,118.55-4,809,379.30

Finding the Fourth Proportional to 10,492,080.10, 15,745,118.55 and 4,809,379.30

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Solution

The fourth proportional to 10,492,080.10, 15,745,118.55 and 4,809,379.30 is: 7,217,276.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492,080.10 : 15,745,118.55 = 4,809,379.30 : x
  2. Step 2: Convert to fraction form
    10,492,080.10/15,745,118.55 = 4,809,379.30/x
  3. Step 3: Cross multiply
    10,492,080.10x = 15,745,118.55 × 4,809,379.30
  4. Step 4: Simplify right side
    10,492,080.10x = 75,724,247,230,416.02
  5. Step 5: Solve for x
    x = 75,724,247,230,416.02/10,492,080.10
  6. Step 6: Final answer
    x = 7,217,276.89

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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.