Home / 10,166,091.78-15,252,127.20-4,097,699.86

Finding the Fourth Proportional to 10,166,091.78, 15,252,127.20 and 4,097,699.86

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Solution

The fourth proportional to 10,166,091.78, 15,252,127.20 and 4,097,699.86 is: 6,147,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,166,091.78 : 15,252,127.20 = 4,097,699.86 : x
  2. Step 2: Convert to fraction form
    10,166,091.78/15,252,127.20 = 4,097,699.86/x
  3. Step 3: Cross multiply
    10,166,091.78x = 15,252,127.20 × 4,097,699.86
  4. Step 4: Simplify right side
    10,166,091.78x = 62,498,639,492,142.19
  5. Step 5: Solve for x
    x = 62,498,639,492,142.19/10,166,091.78
  6. Step 6: Final answer
    x = 6,147,754.80

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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.