Home / 13,575,041.97-18,733,927.46-7,380,505.49

Finding the Fourth Proportional to 13,575,041.97, 18,733,927.46 and 7,380,505.49

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Solution

The fourth proportional to 13,575,041.97, 18,733,927.46 and 7,380,505.49 is: 10,185,298.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575,041.97 : 18,733,927.46 = 7,380,505.49 : x
  2. Step 2: Convert to fraction form
    13,575,041.97/18,733,927.46 = 7,380,505.49/x
  3. Step 3: Cross multiply
    13,575,041.97x = 18,733,927.46 × 7,380,505.49
  4. Step 4: Simplify right side
    13,575,041.97x = 138,265,854,337,219.58
  5. Step 5: Solve for x
    x = 138,265,854,337,219.58/13,575,041.97
  6. Step 6: Final answer
    x = 10,185,298.48

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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.