Home / 10,720,709.28-16,083,033.84-3,532,667.04

Finding the Fourth Proportional to 10,720,709.28, 16,083,033.84 and 3,532,667.04

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Solution

The fourth proportional to 10,720,709.28, 16,083,033.84 and 3,532,667.04 is: 5,299,649.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,720,709.28 : 16,083,033.84 = 3,532,667.04 : x
  2. Step 2: Convert to fraction form
    10,720,709.28/16,083,033.84 = 3,532,667.04/x
  3. Step 3: Cross multiply
    10,720,709.28x = 16,083,033.84 × 3,532,667.04
  4. Step 4: Simplify right side
    10,720,709.28x = 56,816,003,549,772.63
  5. Step 5: Solve for x
    x = 56,816,003,549,772.63/10,720,709.28
  6. Step 6: Final answer
    x = 5,299,649.68

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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.