Home / 21,346,612.70-29,458,563.18-11,557,270.22

Finding the Fourth Proportional to 21,346,612.70, 29,458,563.18 and 11,557,270.22

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Solution

The fourth proportional to 21,346,612.70, 29,458,563.18 and 11,557,270.22 is: 15,949,161.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346,612.70 : 29,458,563.18 = 11,557,270.22 : x
  2. Step 2: Convert to fraction form
    21,346,612.70/29,458,563.18 = 11,557,270.22/x
  3. Step 3: Cross multiply
    21,346,612.70x = 29,458,563.18 × 11,557,270.22
  4. Step 4: Simplify right side
    21,346,612.70x = 340,460,574,964,202.50
  5. Step 5: Solve for x
    x = 340,460,574,964,202.50/21,346,612.70
  6. Step 6: Final answer
    x = 15,949,161.57

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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.