Home / 14,640,503.38-20,192,114.03-12,870,617.40

Finding the Fourth Proportional to 14,640,503.38, 20,192,114.03 and 12,870,617.40

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Solution

The fourth proportional to 14,640,503.38, 20,192,114.03 and 12,870,617.40 is: 17,751,095.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640,503.38 : 20,192,114.03 = 12,870,617.40 : x
  2. Step 2: Convert to fraction form
    14,640,503.38/20,192,114.03 = 12,870,617.40/x
  3. Step 3: Cross multiply
    14,640,503.38x = 20,192,114.03 × 12,870,617.40
  4. Step 4: Simplify right side
    14,640,503.38x = 259,884,974,112,949.03
  5. Step 5: Solve for x
    x = 259,884,974,112,949.03/14,640,503.38
  6. Step 6: Final answer
    x = 17,751,095.53

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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.