Home / 27,931,633.57-38,539,877.51-16,326,952.30

Finding the Fourth Proportional to 27,931,633.57, 38,539,877.51 and 16,326,952.30

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Solution

The fourth proportional to 27,931,633.57, 38,539,877.51 and 16,326,952.30 is: 22,527,817.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,931,633.57 : 38,539,877.51 = 16,326,952.30 : x
  2. Step 2: Convert to fraction form
    27,931,633.57/38,539,877.51 = 16,326,952.30/x
  3. Step 3: Cross multiply
    27,931,633.57x = 38,539,877.51 × 16,326,952.30
  4. Step 4: Simplify right side
    27,931,633.57x = 629,238,741,479,278.62
  5. Step 5: Solve for x
    x = 629,238,741,479,278.62/27,931,633.57
  6. Step 6: Final answer
    x = 22,527,817.43

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1.5x scale

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.