Home / 5,242,087.78-7,232,884.40-2,949,411.94

Finding the Fourth Proportional to 5,242,087.78, 7,232,884.40 and 2,949,411.94

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Solution

The fourth proportional to 5,242,087.78, 7,232,884.40 and 2,949,411.94 is: 4,069,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,087.78 : 7,232,884.40 = 2,949,411.94 : x
  2. Step 2: Convert to fraction form
    5,242,087.78/7,232,884.40 = 2,949,411.94/x
  3. Step 3: Cross multiply
    5,242,087.78x = 7,232,884.40 × 2,949,411.94
  4. Step 4: Simplify right side
    5,242,087.78x = 21,332,755,609,999.74
  5. Step 5: Solve for x
    x = 21,332,755,609,999.74/5,242,087.78
  6. Step 6: Final answer
    x = 4,069,515.14

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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.