Home / 10,458,206.80-15,687,310.20-2,885,160.40

Finding the Fourth Proportional to 10,458,206.80, 15,687,310.20 and 2,885,160.40

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Solution

The fourth proportional to 10,458,206.80, 15,687,310.20 and 2,885,160.40 is: 4,327,740.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,458,206.80 : 15,687,310.20 = 2,885,160.40 : x
  2. Step 2: Convert to fraction form
    10,458,206.80/15,687,310.20 = 2,885,160.40/x
  3. Step 3: Cross multiply
    10,458,206.80x = 15,687,310.20 × 2,885,160.40
  4. Step 4: Simplify right side
    10,458,206.80x = 45,260,406,171,556.08
  5. Step 5: Solve for x
    x = 45,260,406,171,556.08/10,458,206.80
  6. Step 6: Final answer
    x = 4,327,740.60

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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.