Home / 28,118,433.60-42,079,672.80-16,767,028.80

Finding the Fourth Proportional to 28,118,433.60, 42,079,672.80 and 16,767,028.80

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Solution

The fourth proportional to 28,118,433.60, 42,079,672.80 and 16,767,028.80 is: 25,092,119.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,118,433.60 : 42,079,672.80 = 16,767,028.80 : x
  2. Step 2: Convert to fraction form
    28,118,433.60/42,079,672.80 = 16,767,028.80/x
  3. Step 3: Cross multiply
    28,118,433.60x = 42,079,672.80 × 16,767,028.80
  4. Step 4: Simplify right side
    28,118,433.60x = 705,551,085,732,176.62
  5. Step 5: Solve for x
    x = 705,551,085,732,176.62/28,118,433.60
  6. Step 6: Final answer
    x = 25,092,119.13

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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.