Home / 6,480,057.80-9,720,086.70-4,076,107.40

Finding the Fourth Proportional to 6,480,057.80, 9,720,086.70 and 4,076,107.40

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Solution

The fourth proportional to 6,480,057.80, 9,720,086.70 and 4,076,107.40 is: 6,114,161.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,057.80 : 9,720,086.70 = 4,076,107.40 : x
  2. Step 2: Convert to fraction form
    6,480,057.80/9,720,086.70 = 4,076,107.40/x
  3. Step 3: Cross multiply
    6,480,057.80x = 9,720,086.70 × 4,076,107.40
  4. Step 4: Simplify right side
    6,480,057.80x = 39,620,117,326,511.58
  5. Step 5: Solve for x
    x = 39,620,117,326,511.58/6,480,057.80
  6. Step 6: Final answer
    x = 6,114,161.10

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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.