Home / 22,667,576.80-31,281,986.64-12,877,842.88

Finding the Fourth Proportional to 22,667,576.80, 31,281,986.64 and 12,877,842.88

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Solution

The fourth proportional to 22,667,576.80, 31,281,986.64 and 12,877,842.88 is: 17,771,838.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,667,576.80 : 31,281,986.64 = 12,877,842.88 : x
  2. Step 2: Convert to fraction form
    22,667,576.80/31,281,986.64 = 12,877,842.88/x
  3. Step 3: Cross multiply
    22,667,576.80x = 31,281,986.64 × 12,877,842.88
  4. Step 4: Simplify right side
    22,667,576.80x = 402,844,508,924,179.19
  5. Step 5: Solve for x
    x = 402,844,508,924,179.19/22,667,576.80
  6. Step 6: Final answer
    x = 17,771,838.27

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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.