Home / 12,704,965.67-17,531,429.41-7,197,160.93

Finding the Fourth Proportional to 12,704,965.67, 17,531,429.41 and 7,197,160.93

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Solution

The fourth proportional to 12,704,965.67, 17,531,429.41 and 7,197,160.93 is: 9,931,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,704,965.67 : 17,531,429.41 = 7,197,160.93 : x
  2. Step 2: Convert to fraction form
    12,704,965.67/17,531,429.41 = 7,197,160.93/x
  3. Step 3: Cross multiply
    12,704,965.67x = 17,531,429.41 × 7,197,160.93
  4. Step 4: Simplify right side
    12,704,965.67x = 126,176,518,796,704.95
  5. Step 5: Solve for x
    x = 126,176,518,796,704.95/12,704,965.67
  6. Step 6: Final answer
    x = 9,931,275.85

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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.