Home / 10,878,171.49-16,315,483.46-3,200,020.30

Finding the Fourth Proportional to 10,878,171.49, 16,315,483.46 and 3,200,020.30

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Solution

The fourth proportional to 10,878,171.49, 16,315,483.46 and 3,200,020.30 is: 4,799,508.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,878,171.49 : 16,315,483.46 = 3,200,020.30 : x
  2. Step 2: Convert to fraction form
    10,878,171.49/16,315,483.46 = 3,200,020.30/x
  3. Step 3: Cross multiply
    10,878,171.49x = 16,315,483.46 × 3,200,020.30
  4. Step 4: Simplify right side
    10,878,171.49x = 52,209,878,280,708.49
  5. Step 5: Solve for x
    x = 52,209,878,280,708.49/10,878,171.49
  6. Step 6: Final answer
    x = 4,799,508.66

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1.5x scale

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.