Home / 53,436,078.48-73,741,931.25-28,989,792.48

Finding the Fourth Proportional to 53,436,078.48, 73,741,931.25 and 28,989,792.48

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Solution

The fourth proportional to 53,436,078.48, 73,741,931.25 and 28,989,792.48 is: 40,005,991.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,436,078.48 : 73,741,931.25 = 28,989,792.48 : x
  2. Step 2: Convert to fraction form
    53,436,078.48/73,741,931.25 = 28,989,792.48/x
  3. Step 3: Cross multiply
    53,436,078.48x = 73,741,931.25 × 28,989,792.48
  4. Step 4: Simplify right side
    53,436,078.48x = 2,137,763,284,011,927
  5. Step 5: Solve for x
    x = 2,137,763,284,011,927/53,436,078.48
  6. Step 6: Final answer
    x = 40,005,991.17

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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.