Home / 28,446,034.82-39,255,631.43-15,393,292.25

Finding the Fourth Proportional to 28,446,034.82, 39,255,631.43 and 15,393,292.25

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Solution

The fourth proportional to 28,446,034.82, 39,255,631.43 and 15,393,292.25 is: 21,242,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,034.82 : 39,255,631.43 = 15,393,292.25 : x
  2. Step 2: Convert to fraction form
    28,446,034.82/39,255,631.43 = 15,393,292.25/x
  3. Step 3: Cross multiply
    28,446,034.82x = 39,255,631.43 × 15,393,292.25
  4. Step 4: Simplify right side
    28,446,034.82x = 604,273,406,787,030.75
  5. Step 5: Solve for x
    x = 604,273,406,787,030.75/28,446,034.82
  6. Step 6: Final answer
    x = 21,242,799.24

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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.