Home / 55,117,146.48-82,687,668.08-16,777,658.72

Finding the Fourth Proportional to 55,117,146.48, 82,687,668.08 and 16,777,658.72

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Solution

The fourth proportional to 55,117,146.48, 82,687,668.08 and 16,777,658.72 is: 25,170,125.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,117,146.48 : 82,687,668.08 = 16,777,658.72 : x
  2. Step 2: Convert to fraction form
    55,117,146.48/82,687,668.08 = 16,777,658.72/x
  3. Step 3: Cross multiply
    55,117,146.48x = 82,687,668.08 × 16,777,658.72
  4. Step 4: Simplify right side
    55,117,146.48x = 1,387,305,475,398,877.50
  5. Step 5: Solve for x
    x = 1,387,305,475,398,877.50/55,117,146.48
  6. Step 6: Final answer
    x = 25,170,125.16

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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.