Home / 71,259,964.60-98,339,894.22-38,664,916.60

Finding the Fourth Proportional to 71,259,964.60, 98,339,894.22 and 38,664,916.60

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Solution

The fourth proportional to 71,259,964.60, 98,339,894.22 and 38,664,916.60 is: 53,358,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,259,964.60 : 98,339,894.22 = 38,664,916.60 : x
  2. Step 2: Convert to fraction form
    71,259,964.60/98,339,894.22 = 38,664,916.60/x
  3. Step 3: Cross multiply
    71,259,964.60x = 98,339,894.22 × 38,664,916.60
  4. Step 4: Simplify right side
    71,259,964.60x = 3,802,303,808,469,122
  5. Step 5: Solve for x
    x = 3,802,303,808,469,122/71,259,964.60
  6. Step 6: Final answer
    x = 53,358,205.13

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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.