Home / 43,434,255.74-65,136,916.32-17,519,863.90

Finding the Fourth Proportional to 43,434,255.74, 65,136,916.32 and 17,519,863.90

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Solution

The fourth proportional to 43,434,255.74, 65,136,916.32 and 17,519,863.90 is: 26,273,960.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,434,255.74 : 65,136,916.32 = 17,519,863.90 : x
  2. Step 2: Convert to fraction form
    43,434,255.74/65,136,916.32 = 17,519,863.90/x
  3. Step 3: Cross multiply
    43,434,255.74x = 65,136,916.32 × 17,519,863.90
  4. Step 4: Simplify right side
    43,434,255.74x = 1,141,189,908,792,088.75
  5. Step 5: Solve for x
    x = 1,141,189,908,792,088.75/43,434,255.74
  6. Step 6: Final answer
    x = 26,273,960.25

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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.