Home / 7,185,000.80-10,777,501.20-3,771,968.60

Finding the Fourth Proportional to 7,185,000.80, 10,777,501.20 and 3,771,968.60

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Solution

The fourth proportional to 7,185,000.80, 10,777,501.20 and 3,771,968.60 is: 5,657,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,000.80 : 10,777,501.20 = 3,771,968.60 : x
  2. Step 2: Convert to fraction form
    7,185,000.80/10,777,501.20 = 3,771,968.60/x
  3. Step 3: Cross multiply
    7,185,000.80x = 10,777,501.20 × 3,771,968.60
  4. Step 4: Simplify right side
    7,185,000.80x = 40,652,396,112,862.32
  5. Step 5: Solve for x
    x = 40,652,396,112,862.32/7,185,000.80
  6. Step 6: Final answer
    x = 5,657,952.90

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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.