Home / 13,460,212.01-18,574,997.82-7,348,640.51

Finding the Fourth Proportional to 13,460,212.01, 18,574,997.82 and 7,348,640.51

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Solution

The fourth proportional to 13,460,212.01, 18,574,997.82 and 7,348,640.51 is: 10,141,072.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460,212.01 : 18,574,997.82 = 7,348,640.51 : x
  2. Step 2: Convert to fraction form
    13,460,212.01/18,574,997.82 = 7,348,640.51/x
  3. Step 3: Cross multiply
    13,460,212.01x = 18,574,997.82 × 7,348,640.51
  4. Step 4: Simplify right side
    13,460,212.01x = 136,500,981,453,213.69
  5. Step 5: Solve for x
    x = 136,500,981,453,213.69/13,460,212.01
  6. Step 6: Final answer
    x = 10,141,072.17

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1.5x scale

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.