Home / 5,578,775.06-8,364,911.09-2,163,071.25

Finding the Fourth Proportional to 5,578,775.06, 8,364,911.09 and 2,163,071.25

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Solution

The fourth proportional to 5,578,775.06, 8,364,911.09 and 2,163,071.25 is: 3,243,346.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578,775.06 : 8,364,911.09 = 2,163,071.25 : x
  2. Step 2: Convert to fraction form
    5,578,775.06/8,364,911.09 = 2,163,071.25/x
  3. Step 3: Cross multiply
    5,578,775.06x = 8,364,911.09 × 2,163,071.25
  4. Step 4: Simplify right side
    5,578,775.06x = 18,093,898,676,769.80
  5. Step 5: Solve for x
    x = 18,093,898,676,769.80/5,578,775.06
  6. Step 6: Final answer
    x = 3,243,346.16

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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.