Home / 28,676,525.60-43,064,554.80-15,239,597.60

Finding the Fourth Proportional to 28,676,525.60, 43,064,554.80 and 15,239,597.60

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Solution

The fourth proportional to 28,676,525.60, 43,064,554.80 and 15,239,597.60 is: 22,885,843.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676,525.60 : 43,064,554.80 = 15,239,597.60 : x
  2. Step 2: Convert to fraction form
    28,676,525.60/43,064,554.80 = 15,239,597.60/x
  3. Step 3: Cross multiply
    28,676,525.60x = 43,064,554.80 × 15,239,597.60
  4. Step 4: Simplify right side
    28,676,525.60x = 656,286,485,975,148.38
  5. Step 5: Solve for x
    x = 656,286,485,975,148.38/28,676,525.60
  6. Step 6: Final answer
    x = 22,885,843.81

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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.