Home / 10,692,259.80-16,039,004.10-3,120,394.20

Finding the Fourth Proportional to 10,692,259.80, 16,039,004.10 and 3,120,394.20

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Solution

The fourth proportional to 10,692,259.80, 16,039,004.10 and 3,120,394.20 is: 4,680,770.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,259.80 : 16,039,004.10 = 3,120,394.20 : x
  2. Step 2: Convert to fraction form
    10,692,259.80/16,039,004.10 = 3,120,394.20/x
  3. Step 3: Cross multiply
    10,692,259.80x = 16,039,004.10 × 3,120,394.20
  4. Step 4: Simplify right side
    10,692,259.80x = 50,048,015,367,416.22
  5. Step 5: Solve for x
    x = 50,048,015,367,416.22/10,692,259.80
  6. Step 6: Final answer
    x = 4,680,770.60

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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.