Home / 15,977,717.40-23,950,829.70-7,884,067.80

Finding the Fourth Proportional to 15,977,717.40, 23,950,829.70 and 7,884,067.80

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Solution

The fourth proportional to 15,977,717.40, 23,950,829.70 and 7,884,067.80 is: 11,818,331.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977,717.40 : 23,950,829.70 = 7,884,067.80 : x
  2. Step 2: Convert to fraction form
    15,977,717.40/23,950,829.70 = 7,884,067.80/x
  3. Step 3: Cross multiply
    15,977,717.40x = 23,950,829.70 × 7,884,067.80
  4. Step 4: Simplify right side
    15,977,717.40x = 188,829,965,221,053.66
  5. Step 5: Solve for x
    x = 188,829,965,221,053.66/15,977,717.40
  6. Step 6: Final answer
    x = 11,818,331.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.