Home / 9,717,945.84-13,410,866.52-5,367,142.62

Finding the Fourth Proportional to 9,717,945.84, 13,410,866.52 and 5,367,142.62

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Solution

The fourth proportional to 9,717,945.84, 13,410,866.52 and 5,367,142.62 is: 7,406,712.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,717,945.84 : 13,410,866.52 = 5,367,142.62 : x
  2. Step 2: Convert to fraction form
    9,717,945.84/13,410,866.52 = 5,367,142.62/x
  3. Step 3: Cross multiply
    9,717,945.84x = 13,410,866.52 × 5,367,142.62
  4. Step 4: Simplify right side
    9,717,945.84x = 71,978,033,270,623.08
  5. Step 5: Solve for x
    x = 71,978,033,270,623.08/9,717,945.84
  6. Step 6: Final answer
    x = 7,406,712.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.