Home / 28,280,671.48-42,420,736.15-16,757,844.22

Finding the Fourth Proportional to 28,280,671.48, 42,420,736.15 and 16,757,844.22

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Solution

The fourth proportional to 28,280,671.48, 42,420,736.15 and 16,757,844.22 is: 25,136,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,280,671.48 : 42,420,736.15 = 16,757,844.22 : x
  2. Step 2: Convert to fraction form
    28,280,671.48/42,420,736.15 = 16,757,844.22/x
  3. Step 3: Cross multiply
    28,280,671.48x = 42,420,736.15 × 16,757,844.22
  4. Step 4: Simplify right side
    28,280,671.48x = 710,880,088,099,422.50
  5. Step 5: Solve for x
    x = 710,880,088,099,422.50/28,280,671.48
  6. Step 6: Final answer
    x = 25,136,605.71

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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.