Home / 16,788,648.47-25,182,965.21-4,658,109.93

Finding the Fourth Proportional to 16,788,648.47, 25,182,965.21 and 4,658,109.93

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Solution

The fourth proportional to 16,788,648.47, 25,182,965.21 and 4,658,109.93 is: 6,987,162.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788,648.47 : 25,182,965.21 = 4,658,109.93 : x
  2. Step 2: Convert to fraction form
    16,788,648.47/25,182,965.21 = 4,658,109.93/x
  3. Step 3: Cross multiply
    16,788,648.47x = 25,182,965.21 × 4,658,109.93
  4. Step 4: Simplify right side
    16,788,648.47x = 117,305,020,288,254.97
  5. Step 5: Solve for x
    x = 117,305,020,288,254.97/16,788,648.47
  6. Step 6: Final answer
    x = 6,987,162.82

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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.