Home / 22,409,323.04-30,924,935.60-12,991,949.58

Finding the Fourth Proportional to 22,409,323.04, 30,924,935.60 and 12,991,949.58

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Solution

The fourth proportional to 22,409,323.04, 30,924,935.60 and 12,991,949.58 is: 17,928,930.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,409,323.04 : 30,924,935.60 = 12,991,949.58 : x
  2. Step 2: Convert to fraction form
    22,409,323.04/30,924,935.60 = 12,991,949.58/x
  3. Step 3: Cross multiply
    22,409,323.04x = 30,924,935.60 × 12,991,949.58
  4. Step 4: Simplify right side
    22,409,323.04x = 401,775,204,079,947.06
  5. Step 5: Solve for x
    x = 401,775,204,079,947.06/22,409,323.04
  6. Step 6: Final answer
    x = 17,928,930.89

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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.