Home / 13,627,585.71-20,441,378.58-5,538,666.18

Finding the Fourth Proportional to 13,627,585.71, 20,441,378.58 and 5,538,666.18

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Solution

The fourth proportional to 13,627,585.71, 20,441,378.58 and 5,538,666.18 is: 8,307,999.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627,585.71 : 20,441,378.58 = 5,538,666.18 : x
  2. Step 2: Convert to fraction form
    13,627,585.71/20,441,378.58 = 5,538,666.18/x
  3. Step 3: Cross multiply
    13,627,585.71x = 20,441,378.58 × 5,538,666.18
  4. Step 4: Simplify right side
    13,627,585.71x = 113,217,972,213,622.41
  5. Step 5: Solve for x
    x = 113,217,972,213,622.41/13,627,585.71
  6. Step 6: Final answer
    x = 8,307,999.28

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1.5x scale

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.