Home / 16,528,049.10-24,792,073.65-5,171,978.70

Finding the Fourth Proportional to 16,528,049.10, 24,792,073.65 and 5,171,978.70

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Solution

The fourth proportional to 16,528,049.10, 24,792,073.65 and 5,171,978.70 is: 7,757,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528,049.10 : 24,792,073.65 = 5,171,978.70 : x
  2. Step 2: Convert to fraction form
    16,528,049.10/24,792,073.65 = 5,171,978.70/x
  3. Step 3: Cross multiply
    16,528,049.10x = 24,792,073.65 × 5,171,978.70
  4. Step 4: Simplify right side
    16,528,049.10x = 128,224,076,846,631.25
  5. Step 5: Solve for x
    x = 128,224,076,846,631.25/16,528,049.10
  6. Step 6: Final answer
    x = 7,757,968.05

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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.