Home / 13,156,491.95-19,733,230.38-3,442,042.76

Finding the Fourth Proportional to 13,156,491.95, 19,733,230.38 and 3,442,042.76

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Solution

The fourth proportional to 13,156,491.95, 19,733,230.38 and 3,442,042.76 is: 5,162,669.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,156,491.95 : 19,733,230.38 = 3,442,042.76 : x
  2. Step 2: Convert to fraction form
    13,156,491.95/19,733,230.38 = 3,442,042.76/x
  3. Step 3: Cross multiply
    13,156,491.95x = 19,733,230.38 × 3,442,042.76
  4. Step 4: Simplify right side
    13,156,491.95x = 67,922,622,655,771.07
  5. Step 5: Solve for x
    x = 67,922,622,655,771.07/13,156,491.95
  6. Step 6: Final answer
    x = 5,162,669.72

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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.