Home / 15,502,150.67-21,392,798.14-8,532,679.21

Finding the Fourth Proportional to 15,502,150.67, 21,392,798.14 and 8,532,679.21

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Solution

The fourth proportional to 15,502,150.67, 21,392,798.14 and 8,532,679.21 is: 11,775,003.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,502,150.67 : 21,392,798.14 = 8,532,679.21 : x
  2. Step 2: Convert to fraction form
    15,502,150.67/21,392,798.14 = 8,532,679.21/x
  3. Step 3: Cross multiply
    15,502,150.67x = 21,392,798.14 × 8,532,679.21
  4. Step 4: Simplify right side
    15,502,150.67x = 182,537,883,932,904.69
  5. Step 5: Solve for x
    x = 182,537,883,932,904.69/15,502,150.67
  6. Step 6: Final answer
    x = 11,775,003.86

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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.