Home / 27,931,633.07-38,539,876.82-16,326,951.80

Finding the Fourth Proportional to 27,931,633.07, 38,539,876.82 and 16,326,951.80

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Solution

The fourth proportional to 27,931,633.07, 38,539,876.82 and 16,326,951.80 is: 22,527,816.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,931,633.07 : 38,539,876.82 = 16,326,951.80 : x
  2. Step 2: Convert to fraction form
    27,931,633.07/38,539,876.82 = 16,326,951.80/x
  3. Step 3: Cross multiply
    27,931,633.07x = 38,539,876.82 × 16,326,951.80
  4. Step 4: Simplify right side
    27,931,633.07x = 629,238,710,943,743.12
  5. Step 5: Solve for x
    x = 629,238,710,943,743.12/27,931,633.07
  6. Step 6: Final answer
    x = 22,527,816.74

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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.