Home / 13,383,830.96-20,076,179.59-6,371,423.23

Finding the Fourth Proportional to 13,383,830.96, 20,076,179.59 and 6,371,423.23

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Solution

The fourth proportional to 13,383,830.96, 20,076,179.59 and 6,371,423.23 is: 9,557,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383,830.96 : 20,076,179.59 = 6,371,423.23 : x
  2. Step 2: Convert to fraction form
    13,383,830.96/20,076,179.59 = 6,371,423.23/x
  3. Step 3: Cross multiply
    13,383,830.96x = 20,076,179.59 × 6,371,423.23
  4. Step 4: Simplify right side
    13,383,830.96x = 127,913,837,022,710.98
  5. Step 5: Solve for x
    x = 127,913,837,022,710.98/13,383,830.96
  6. Step 6: Final answer
    x = 9,557,341.05

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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.