Home / 28,080,986.30-42,125,416.05-11,037,695.30

Finding the Fourth Proportional to 28,080,986.30, 42,125,416.05 and 11,037,695.30

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Solution

The fourth proportional to 28,080,986.30, 42,125,416.05 and 11,037,695.30 is: 16,558,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,080,986.30 : 42,125,416.05 = 11,037,695.30 : x
  2. Step 2: Convert to fraction form
    28,080,986.30/42,125,416.05 = 11,037,695.30/x
  3. Step 3: Cross multiply
    28,080,986.30x = 42,125,416.05 × 11,037,695.30
  4. Step 4: Simplify right side
    28,080,986.30x = 464,967,506,745,629.56
  5. Step 5: Solve for x
    x = 464,967,506,745,629.56/28,080,986.30
  6. Step 6: Final answer
    x = 16,558,090.30

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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.