Home / 28,537,081.54-42,819,619.11-13,392,244.42

Finding the Fourth Proportional to 28,537,081.54, 42,819,619.11 and 13,392,244.42

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Solution

The fourth proportional to 28,537,081.54, 42,819,619.11 and 13,392,244.42 is: 20,094,935.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,537,081.54 : 42,819,619.11 = 13,392,244.42 : x
  2. Step 2: Convert to fraction form
    28,537,081.54/42,819,619.11 = 13,392,244.42/x
  3. Step 3: Cross multiply
    28,537,081.54x = 42,819,619.11 × 13,392,244.42
  4. Step 4: Simplify right side
    28,537,081.54x = 573,450,805,092,422.88
  5. Step 5: Solve for x
    x = 573,450,805,092,422.88/28,537,081.54
  6. Step 6: Final answer
    x = 20,094,935.23

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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.