Home / 8,350,359.12-11,523,300.03-4,912,821.18

Finding the Fourth Proportional to 8,350,359.12, 11,523,300.03 and 4,912,821.18

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Solution

The fourth proportional to 8,350,359.12, 11,523,300.03 and 4,912,821.18 is: 6,779,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,350,359.12 : 11,523,300.03 = 4,912,821.18 : x
  2. Step 2: Convert to fraction form
    8,350,359.12/11,523,300.03 = 4,912,821.18/x
  3. Step 3: Cross multiply
    8,350,359.12x = 11,523,300.03 × 4,912,821.18
  4. Step 4: Simplify right side
    8,350,359.12x = 56,611,912,450,878.62
  5. Step 5: Solve for x
    x = 56,611,912,450,878.62/8,350,359.12
  6. Step 6: Final answer
    x = 6,779,578.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.