Home / 21,050,174.88-29,049,456.96-12,348,495.48

Finding the Fourth Proportional to 21,050,174.88, 29,049,456.96 and 12,348,495.48

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Solution

The fourth proportional to 21,050,174.88, 29,049,456.96 and 12,348,495.48 is: 17,041,050.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,050,174.88 : 29,049,456.96 = 12,348,495.48 : x
  2. Step 2: Convert to fraction form
    21,050,174.88/29,049,456.96 = 12,348,495.48/x
  3. Step 3: Cross multiply
    21,050,174.88x = 29,049,456.96 × 12,348,495.48
  4. Step 4: Simplify right side
    21,050,174.88x = 358,717,087,967,014.56
  5. Step 5: Solve for x
    x = 358,717,087,967,014.56/21,050,174.88
  6. Step 6: Final answer
    x = 17,041,050.25

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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.