Home / 10,869,189.38-16,303,773.48-2,782,152.08

Finding the Fourth Proportional to 10,869,189.38, 16,303,773.48 and 2,782,152.08

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Solution

The fourth proportional to 10,869,189.38, 16,303,773.48 and 2,782,152.08 is: 4,173,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,869,189.38 : 16,303,773.48 = 2,782,152.08 : x
  2. Step 2: Convert to fraction form
    10,869,189.38/16,303,773.48 = 2,782,152.08/x
  3. Step 3: Cross multiply
    10,869,189.38x = 16,303,773.48 × 2,782,152.08
  4. Step 4: Simplify right side
    10,869,189.38x = 45,359,577,299,230.84
  5. Step 5: Solve for x
    x = 45,359,577,299,230.84/10,869,189.38
  6. Step 6: Final answer
    x = 4,173,225.41

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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.