Home / 7,764,005.80-11,646,008.70-4,936,652.20

Finding the Fourth Proportional to 7,764,005.80, 11,646,008.70 and 4,936,652.20

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Solution

The fourth proportional to 7,764,005.80, 11,646,008.70 and 4,936,652.20 is: 7,404,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,005.80 : 11,646,008.70 = 4,936,652.20 : x
  2. Step 2: Convert to fraction form
    7,764,005.80/11,646,008.70 = 4,936,652.20/x
  3. Step 3: Cross multiply
    7,764,005.80x = 11,646,008.70 × 4,936,652.20
  4. Step 4: Simplify right side
    7,764,005.80x = 57,492,294,470,074.14
  5. Step 5: Solve for x
    x = 57,492,294,470,074.14/7,764,005.80
  6. Step 6: Final answer
    x = 7,404,978.30

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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.