Home / 7,381,806.30-11,072,709.45-4,140,016.20

Finding the Fourth Proportional to 7,381,806.30, 11,072,709.45 and 4,140,016.20

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Solution

The fourth proportional to 7,381,806.30, 11,072,709.45 and 4,140,016.20 is: 6,210,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,806.30 : 11,072,709.45 = 4,140,016.20 : x
  2. Step 2: Convert to fraction form
    7,381,806.30/11,072,709.45 = 4,140,016.20/x
  3. Step 3: Cross multiply
    7,381,806.30x = 11,072,709.45 × 4,140,016.20
  4. Step 4: Simplify right side
    7,381,806.30x = 45,841,196,500,893.09
  5. Step 5: Solve for x
    x = 45,841,196,500,893.09/7,381,806.30
  6. Step 6: Final answer
    x = 6,210,024.30

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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.