Home / 14,653,946.23-20,209,212.82-9,147,832

Finding the Fourth Proportional to 14,653,946.23, 20,209,212.82 and 9,147,832

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Solution

The fourth proportional to 14,653,946.23, 20,209,212.82 and 9,147,832 is: 12,615,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,653,946.23 : 20,209,212.82 = 9,147,832 : x
  2. Step 2: Convert to fraction form
    14,653,946.23/20,209,212.82 = 9,147,832/x
  3. Step 3: Cross multiply
    14,653,946.23x = 20,209,212.82 × 9,147,832
  4. Step 4: Simplify right side
    14,653,946.23x = 184,870,483,729,606.25
  5. Step 5: Solve for x
    x = 184,870,483,729,606.25/14,653,946.23
  6. Step 6: Final answer
    x = 12,615,747.38

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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.