Home / 5,771,938.16-7,961,804.16-3,811,834.28

Finding the Fourth Proportional to 5,771,938.16, 7,961,804.16 and 3,811,834.28

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Solution

The fourth proportional to 5,771,938.16, 7,961,804.16 and 3,811,834.28 is: 5,258,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771,938.16 : 7,961,804.16 = 3,811,834.28 : x
  2. Step 2: Convert to fraction form
    5,771,938.16/7,961,804.16 = 3,811,834.28/x
  3. Step 3: Cross multiply
    5,771,938.16x = 7,961,804.16 × 3,811,834.28
  4. Step 4: Simplify right side
    5,771,938.16x = 30,349,078,027,734.61
  5. Step 5: Solve for x
    x = 30,349,078,027,734.61/5,771,938.16
  6. Step 6: Final answer
    x = 5,258,039.36

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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.