Home / 28,004,124.90-42,005,768.58-17,077,524.60

Finding the Fourth Proportional to 28,004,124.90, 42,005,768.58 and 17,077,524.60

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Solution

The fourth proportional to 28,004,124.90, 42,005,768.58 and 17,077,524.60 is: 25,616,031.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,004,124.90 : 42,005,768.58 = 17,077,524.60 : x
  2. Step 2: Convert to fraction form
    28,004,124.90/42,005,768.58 = 17,077,524.60/x
  3. Step 3: Cross multiply
    28,004,124.90x = 42,005,768.58 × 17,077,524.60
  4. Step 4: Simplify right side
    28,004,124.90x = 717,354,546,266,857.12
  5. Step 5: Solve for x
    x = 717,354,546,266,857.12/28,004,124.90
  6. Step 6: Final answer
    x = 25,616,031.52

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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.