Home / 28,446,027.33-39,255,621.09-15,393,284.76

Finding the Fourth Proportional to 28,446,027.33, 39,255,621.09 and 15,393,284.76

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Solution

The fourth proportional to 28,446,027.33, 39,255,621.09 and 15,393,284.76 is: 21,242,788.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,027.33 : 39,255,621.09 = 15,393,284.76 : x
  2. Step 2: Convert to fraction form
    28,446,027.33/39,255,621.09 = 15,393,284.76/x
  3. Step 3: Cross multiply
    28,446,027.33x = 39,255,621.09 × 15,393,284.76
  4. Step 4: Simplify right side
    28,446,027.33x = 604,272,953,869,031.62
  5. Step 5: Solve for x
    x = 604,272,953,869,031.62/28,446,027.33
  6. Step 6: Final answer
    x = 21,242,788.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.