Home / 27,639,312.95-41,465,034.71-8,471,511.83

Finding the Fourth Proportional to 27,639,312.95, 41,465,034.71 and 8,471,511.83

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Solution

The fourth proportional to 27,639,312.95, 41,465,034.71 and 8,471,511.83 is: 12,709,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639,312.95 : 41,465,034.71 = 8,471,511.83 : x
  2. Step 2: Convert to fraction form
    27,639,312.95/41,465,034.71 = 8,471,511.83/x
  3. Step 3: Cross multiply
    27,639,312.95x = 41,465,034.71 × 8,471,511.83
  4. Step 4: Simplify right side
    27,639,312.95x = 351,271,532,170,198.81
  5. Step 5: Solve for x
    x = 351,271,532,170,198.81/27,639,312.95
  6. Step 6: Final answer
    x = 12,709,126.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.