Home / 43,448,701.20-65,005,090.20-28,332,157.20

Finding the Fourth Proportional to 43,448,701.20, 65,005,090.20 and 28,332,157.20

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Solution

The fourth proportional to 43,448,701.20, 65,005,090.20 and 28,332,157.20 is: 42,388,710.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,448,701.20 : 65,005,090.20 = 28,332,157.20 : x
  2. Step 2: Convert to fraction form
    43,448,701.20/65,005,090.20 = 28,332,157.20/x
  3. Step 3: Cross multiply
    43,448,701.20x = 65,005,090.20 × 28,332,157.20
  4. Step 4: Simplify right side
    43,448,701.20x = 1,841,734,434,346,579.50
  5. Step 5: Solve for x
    x = 1,841,734,434,346,579.50/43,448,701.20
  6. Step 6: Final answer
    x = 42,388,710.90

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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.