Home / 15,558,544.20-23,284,672.20-13,645,356.60

Finding the Fourth Proportional to 15,558,544.20, 23,284,672.20 and 13,645,356.60

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Solution

The fourth proportional to 15,558,544.20, 23,284,672.20 and 13,645,356.60 is: 20,421,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,558,544.20 : 23,284,672.20 = 13,645,356.60 : x
  2. Step 2: Convert to fraction form
    15,558,544.20/23,284,672.20 = 13,645,356.60/x
  3. Step 3: Cross multiply
    15,558,544.20x = 23,284,672.20 × 13,645,356.60
  4. Step 4: Simplify right side
    15,558,544.20x = 317,727,655,483,106.50
  5. Step 5: Solve for x
    x = 317,727,655,483,106.50/15,558,544.20
  6. Step 6: Final answer
    x = 20,421,425.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.