Home / 53,223,910.60-73,448,568.81-30,898,968.16

Finding the Fourth Proportional to 53,223,910.60, 73,448,568.81 and 30,898,968.16

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Solution

The fourth proportional to 53,223,910.60, 73,448,568.81 and 30,898,968.16 is: 42,640,327.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223,910.60 : 73,448,568.81 = 30,898,968.16 : x
  2. Step 2: Convert to fraction form
    53,223,910.60/73,448,568.81 = 30,898,968.16/x
  3. Step 3: Cross multiply
    53,223,910.60x = 73,448,568.81 × 30,898,968.16
  4. Step 4: Simplify right side
    53,223,910.60x = 2,269,484,989,057,759
  5. Step 5: Solve for x
    x = 2,269,484,989,057,759/53,223,910.60
  6. Step 6: Final answer
    x = 42,640,327.69

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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.