Home / 55,107,916.80-82,617,085.44-19,231,319.04

Finding the Fourth Proportional to 55,107,916.80, 82,617,085.44 and 19,231,319.04

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Solution

The fourth proportional to 55,107,916.80, 82,617,085.44 and 19,231,319.04 is: 28,831,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,107,916.80 : 82,617,085.44 = 19,231,319.04 : x
  2. Step 2: Convert to fraction form
    55,107,916.80/82,617,085.44 = 19,231,319.04/x
  3. Step 3: Cross multiply
    55,107,916.80x = 82,617,085.44 × 19,231,319.04
  4. Step 4: Simplify right side
    55,107,916.80x = 1,588,835,528,251,578.75
  5. Step 5: Solve for x
    x = 1,588,835,528,251,578.75/55,107,916.80
  6. Step 6: Final answer
    x = 28,831,348.03

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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.