Home / 12,704,964.67-17,531,428.03-7,197,159.93

Finding the Fourth Proportional to 12,704,964.67, 17,531,428.03 and 7,197,159.93

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Solution

The fourth proportional to 12,704,964.67, 17,531,428.03 and 7,197,159.93 is: 9,931,274.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704,964.67 : 17,531,428.03 = 7,197,159.93 : x
  2. Step 2: Convert to fraction form
    12,704,964.67/17,531,428.03 = 7,197,159.93/x
  3. Step 3: Cross multiply
    12,704,964.67x = 17,531,428.03 × 7,197,159.93
  4. Step 4: Simplify right side
    12,704,964.67x = 126,176,491,333,194.84
  5. Step 5: Solve for x
    x = 126,176,491,333,194.84/12,704,964.67
  6. Step 6: Final answer
    x = 9,931,274.48

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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.