Home / 10,134,896.39-13,985,984.19-5,488,643.69

Finding the Fourth Proportional to 10,134,896.39, 13,985,984.19 and 5,488,643.69

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Solution

The fourth proportional to 10,134,896.39, 13,985,984.19 and 5,488,643.69 is: 7,574,234.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134,896.39 : 13,985,984.19 = 5,488,643.69 : x
  2. Step 2: Convert to fraction form
    10,134,896.39/13,985,984.19 = 5,488,643.69/x
  3. Step 3: Cross multiply
    10,134,896.39x = 13,985,984.19 × 5,488,643.69
  4. Step 4: Simplify right side
    10,134,896.39x = 76,764,083,802,953.33
  5. Step 5: Solve for x
    x = 76,764,083,802,953.33/10,134,896.39
  6. Step 6: Final answer
    x = 7,574,234.69

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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.