Home / 6,578,231.40-9,867,347.10-5,458,487.40

Finding the Fourth Proportional to 6,578,231.40, 9,867,347.10 and 5,458,487.40

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Solution

The fourth proportional to 6,578,231.40, 9,867,347.10 and 5,458,487.40 is: 8,187,731.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,578,231.40 : 9,867,347.10 = 5,458,487.40 : x
  2. Step 2: Convert to fraction form
    6,578,231.40/9,867,347.10 = 5,458,487.40/x
  3. Step 3: Cross multiply
    6,578,231.40x = 9,867,347.10 × 5,458,487.40
  4. Step 4: Simplify right side
    6,578,231.40x = 53,860,789,816,776.54
  5. Step 5: Solve for x
    x = 53,860,789,816,776.54/6,578,231.40
  6. Step 6: Final answer
    x = 8,187,731.10

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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.