Home / 5,208,557.40-7,810,211.70-3,079,294.20

Finding the Fourth Proportional to 5,208,557.40, 7,810,211.70 and 3,079,294.20

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Solution

The fourth proportional to 5,208,557.40, 7,810,211.70 and 3,079,294.20 is: 4,617,389.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,557.40 : 7,810,211.70 = 3,079,294.20 : x
  2. Step 2: Convert to fraction form
    5,208,557.40/7,810,211.70 = 3,079,294.20/x
  3. Step 3: Cross multiply
    5,208,557.40x = 7,810,211.70 × 3,079,294.20
  4. Step 4: Simplify right side
    5,208,557.40x = 24,049,939,588,582.14
  5. Step 5: Solve for x
    x = 24,049,939,588,582.14/5,208,557.40
  6. Step 6: Final answer
    x = 4,617,389.76

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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.