Home / 5,127,894.57-7,078,673.40-3,195,110.10

Finding the Fourth Proportional to 5,127,894.57, 7,078,673.40 and 3,195,110.10

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Solution

The fourth proportional to 5,127,894.57, 7,078,673.40 and 3,195,110.10 is: 4,410,609.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,894.57 : 7,078,673.40 = 3,195,110.10 : x
  2. Step 2: Convert to fraction form
    5,127,894.57/7,078,673.40 = 3,195,110.10/x
  3. Step 3: Cross multiply
    5,127,894.57x = 7,078,673.40 × 3,195,110.10
  4. Step 4: Simplify right side
    5,127,894.57x = 22,617,140,874,941.34
  5. Step 5: Solve for x
    x = 22,617,140,874,941.34/5,127,894.57
  6. Step 6: Final answer
    x = 4,410,609.57

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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.