Home / 10,276,453.22-15,412,817.57-4,128,186.82

Finding the Fourth Proportional to 10,276,453.22, 15,412,817.57 and 4,128,186.82

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Solution

The fourth proportional to 10,276,453.22, 15,412,817.57 and 4,128,186.82 is: 6,191,532.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276,453.22 : 15,412,817.57 = 4,128,186.82 : x
  2. Step 2: Convert to fraction form
    10,276,453.22/15,412,817.57 = 4,128,186.82/x
  3. Step 3: Cross multiply
    10,276,453.22x = 15,412,817.57 × 4,128,186.82
  4. Step 4: Simplify right side
    10,276,453.22x = 63,626,990,356,098.12
  5. Step 5: Solve for x
    x = 63,626,990,356,098.12/10,276,453.22
  6. Step 6: Final answer
    x = 6,191,532.14

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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.