Home / 12,576,760.83-17,343,600.51-7,985,110.59

Finding the Fourth Proportional to 12,576,760.83, 17,343,600.51 and 7,985,110.59

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Solution

The fourth proportional to 12,576,760.83, 17,343,600.51 and 7,985,110.59 is: 11,011,624.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,576,760.83 : 17,343,600.51 = 7,985,110.59 : x
  2. Step 2: Convert to fraction form
    12,576,760.83/17,343,600.51 = 7,985,110.59/x
  3. Step 3: Cross multiply
    12,576,760.83x = 17,343,600.51 × 7,985,110.59
  4. Step 4: Simplify right side
    12,576,760.83x = 138,490,568,101,130.41
  5. Step 5: Solve for x
    x = 138,490,568,101,130.41/12,576,760.83
  6. Step 6: Final answer
    x = 11,011,624.53

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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.