Home / 6,652,812.20-9,979,218.30-1,604,122.70

Finding the Fourth Proportional to 6,652,812.20, 9,979,218.30 and 1,604,122.70

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Solution

The fourth proportional to 6,652,812.20, 9,979,218.30 and 1,604,122.70 is: 2,406,184.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,652,812.20 : 9,979,218.30 = 1,604,122.70 : x
  2. Step 2: Convert to fraction form
    6,652,812.20/9,979,218.30 = 1,604,122.70/x
  3. Step 3: Cross multiply
    6,652,812.20x = 9,979,218.30 × 1,604,122.70
  4. Step 4: Simplify right side
    6,652,812.20x = 16,007,890,603,285.41
  5. Step 5: Solve for x
    x = 16,007,890,603,285.41/6,652,812.20
  6. Step 6: Final answer
    x = 2,406,184.05

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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.