Home / 28,034,871.04-38,680,811.04-16,426,197.28

Finding the Fourth Proportional to 28,034,871.04, 38,680,811.04 and 16,426,197.28

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Solution

The fourth proportional to 28,034,871.04, 38,680,811.04 and 16,426,197.28 is: 22,663,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,034,871.04 : 38,680,811.04 = 16,426,197.28 : x
  2. Step 2: Convert to fraction form
    28,034,871.04/38,680,811.04 = 16,426,197.28/x
  3. Step 3: Cross multiply
    28,034,871.04x = 38,680,811.04 × 16,426,197.28
  4. Step 4: Simplify right side
    28,034,871.04x = 635,378,633,093,441.88
  5. Step 5: Solve for x
    x = 635,378,633,093,441.88/28,034,871.04
  6. Step 6: Final answer
    x = 22,663,868.59

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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.