Home / 10,986,176.80-16,480,820.40-3,412,352.80

Finding the Fourth Proportional to 10,986,176.80, 16,480,820.40 and 3,412,352.80

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Solution

The fourth proportional to 10,986,176.80, 16,480,820.40 and 3,412,352.80 is: 5,119,012.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,986,176.80 : 16,480,820.40 = 3,412,352.80 : x
  2. Step 2: Convert to fraction form
    10,986,176.80/16,480,820.40 = 3,412,352.80/x
  3. Step 3: Cross multiply
    10,986,176.80x = 16,480,820.40 × 3,412,352.80
  4. Step 4: Simplify right side
    10,986,176.80x = 56,238,373,638,237.12
  5. Step 5: Solve for x
    x = 56,238,373,638,237.12/10,986,176.80
  6. Step 6: Final answer
    x = 5,119,012.25

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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.