Home / 38,999,492.70-58,463,414.37-13,434,424.98

Finding the Fourth Proportional to 38,999,492.70, 58,463,414.37 and 13,434,424.98

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Solution

The fourth proportional to 38,999,492.70, 58,463,414.37 and 13,434,424.98 is: 20,139,296.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,999,492.70 : 58,463,414.37 = 13,434,424.98 : x
  2. Step 2: Convert to fraction form
    38,999,492.70/58,463,414.37 = 13,434,424.98/x
  3. Step 3: Cross multiply
    38,999,492.70x = 58,463,414.37 × 13,434,424.98
  4. Step 4: Simplify right side
    38,999,492.70x = 785,422,354,428,419
  5. Step 5: Solve for x
    x = 785,422,354,428,419/38,999,492.70
  6. Step 6: Final answer
    x = 20,139,296.69

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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.