Home / 5,578,543.05-7,697,797.84-3,131,423.32

Finding the Fourth Proportional to 5,578,543.05, 7,697,797.84 and 3,131,423.32

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Solution

The fourth proportional to 5,578,543.05, 7,697,797.84 and 3,131,423.32 is: 4,321,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,543.05 : 7,697,797.84 = 3,131,423.32 : x
  2. Step 2: Convert to fraction form
    5,578,543.05/7,697,797.84 = 3,131,423.32/x
  3. Step 3: Cross multiply
    5,578,543.05x = 7,697,797.84 × 3,131,423.32
  4. Step 4: Simplify right side
    5,578,543.05x = 24,105,063,668,821.63
  5. Step 5: Solve for x
    x = 24,105,063,668,821.63/5,578,543.05
  6. Step 6: Final answer
    x = 4,321,032.11

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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.