Home / 10,628,459.80-15,944,244.90-3,438,770.20

Finding the Fourth Proportional to 10,628,459.80, 15,944,244.90 and 3,438,770.20

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Solution

The fourth proportional to 10,628,459.80, 15,944,244.90 and 3,438,770.20 is: 5,158,658.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,628,459.80 : 15,944,244.90 = 3,438,770.20 : x
  2. Step 2: Convert to fraction form
    10,628,459.80/15,944,244.90 = 3,438,770.20/x
  3. Step 3: Cross multiply
    10,628,459.80x = 15,944,244.90 × 3,438,770.20
  4. Step 4: Simplify right side
    10,628,459.80x = 54,828,594,223,621.98
  5. Step 5: Solve for x
    x = 54,828,594,223,621.98/10,628,459.80
  6. Step 6: Final answer
    x = 5,158,658.48

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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.