Home / 5,112,078.30-7,661,605.05-2,717,070.30

Finding the Fourth Proportional to 5,112,078.30, 7,661,605.05 and 2,717,070.30

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Solution

The fourth proportional to 5,112,078.30, 7,661,605.05 and 2,717,070.30 is: 4,072,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,078.30 : 7,661,605.05 = 2,717,070.30 : x
  2. Step 2: Convert to fraction form
    5,112,078.30/7,661,605.05 = 2,717,070.30/x
  3. Step 3: Cross multiply
    5,112,078.30x = 7,661,605.05 × 2,717,070.30
  4. Step 4: Simplify right side
    5,112,078.30x = 20,817,119,531,685.01
  5. Step 5: Solve for x
    x = 20,817,119,531,685.01/5,112,078.30
  6. Step 6: Final answer
    x = 4,072,144.11

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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.