Home / 34,561,011.48-47,695,643.88-19,876,687.72

Finding the Fourth Proportional to 34,561,011.48, 47,695,643.88 and 19,876,687.72

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Solution

The fourth proportional to 34,561,011.48, 47,695,643.88 and 19,876,687.72 is: 27,430,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,561,011.48 : 47,695,643.88 = 19,876,687.72 : x
  2. Step 2: Convert to fraction form
    34,561,011.48/47,695,643.88 = 19,876,687.72/x
  3. Step 3: Cross multiply
    34,561,011.48x = 47,695,643.88 × 19,876,687.72
  4. Step 4: Simplify right side
    34,561,011.48x = 948,031,419,007,089.12
  5. Step 5: Solve for x
    x = 948,031,419,007,089.12/34,561,011.48
  6. Step 6: Final answer
    x = 27,430,661.85

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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.