Home / 13,257,419.58-18,303,644.22-9,078,097.41

Finding the Fourth Proportional to 13,257,419.58, 18,303,644.22 and 9,078,097.41

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Solution

The fourth proportional to 13,257,419.58, 18,303,644.22 and 9,078,097.41 is: 12,533,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,257,419.58 : 18,303,644.22 = 9,078,097.41 : x
  2. Step 2: Convert to fraction form
    13,257,419.58/18,303,644.22 = 9,078,097.41/x
  3. Step 3: Cross multiply
    13,257,419.58x = 18,303,644.22 × 9,078,097.41
  4. Step 4: Simplify right side
    13,257,419.58x = 166,162,265,153,100.59
  5. Step 5: Solve for x
    x = 166,162,265,153,100.59/13,257,419.58
  6. Step 6: Final answer
    x = 12,533,529.93

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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.