Home / 14,501,049.71-20,011,975.43-8,307,293.58

Finding the Fourth Proportional to 14,501,049.71, 20,011,975.43 and 8,307,293.58

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Solution

The fourth proportional to 14,501,049.71, 20,011,975.43 and 8,307,293.58 is: 11,464,366.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,049.71 : 20,011,975.43 = 8,307,293.58 : x
  2. Step 2: Convert to fraction form
    14,501,049.71/20,011,975.43 = 8,307,293.58/x
  3. Step 3: Cross multiply
    14,501,049.71x = 20,011,975.43 × 8,307,293.58
  4. Step 4: Simplify right side
    14,501,049.71x = 166,245,354,971,220.28
  5. Step 5: Solve for x
    x = 166,245,354,971,220.28/14,501,049.71
  6. Step 6: Final answer
    x = 11,464,366.95

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1.5x scale

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.