Home / 13,573,801.37-18,731,452.10-7,693,977.60

Finding the Fourth Proportional to 13,573,801.37, 18,731,452.10 and 7,693,977.60

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Solution

The fourth proportional to 13,573,801.37, 18,731,452.10 and 7,693,977.60 is: 10,617,465.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573,801.37 : 18,731,452.10 = 7,693,977.60 : x
  2. Step 2: Convert to fraction form
    13,573,801.37/18,731,452.10 = 7,693,977.60/x
  3. Step 3: Cross multiply
    13,573,801.37x = 18,731,452.10 × 7,693,977.60
  4. Step 4: Simplify right side
    13,573,801.37x = 144,119,372,834,403.06
  5. Step 5: Solve for x
    x = 144,119,372,834,403.06/13,573,801.37
  6. Step 6: Final answer
    x = 10,617,465.87

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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.