Home / 15,459,093.80-23,188,640.70-13,331,580.20

Finding the Fourth Proportional to 15,459,093.80, 23,188,640.70 and 13,331,580.20

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Solution

The fourth proportional to 15,459,093.80, 23,188,640.70 and 13,331,580.20 is: 19,997,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,459,093.80 : 23,188,640.70 = 13,331,580.20 : x
  2. Step 2: Convert to fraction form
    15,459,093.80/23,188,640.70 = 13,331,580.20/x
  3. Step 3: Cross multiply
    15,459,093.80x = 23,188,640.70 × 13,331,580.20
  4. Step 4: Simplify right side
    15,459,093.80x = 309,141,223,221,034.12
  5. Step 5: Solve for x
    x = 309,141,223,221,034.12/15,459,093.80
  6. Step 6: Final answer
    x = 19,997,370.30

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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.