Home / 28,469,281.23-42,695,090.90-10,271,110.60

Finding the Fourth Proportional to 28,469,281.23, 42,695,090.90 and 10,271,110.60

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Solution

The fourth proportional to 28,469,281.23, 42,695,090.90 and 10,271,110.60 is: 15,403,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,281.23 : 42,695,090.90 = 10,271,110.60 : x
  2. Step 2: Convert to fraction form
    28,469,281.23/42,695,090.90 = 10,271,110.60/x
  3. Step 3: Cross multiply
    28,469,281.23x = 42,695,090.90 × 10,271,110.60
  4. Step 4: Simplify right side
    28,469,281.23x = 438,526,000,497,478.12
  5. Step 5: Solve for x
    x = 438,526,000,497,478.12/28,469,281.23
  6. Step 6: Final answer
    x = 15,403,479.88

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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.