Home / 14,601,497.76-20,143,977.90-8,405,061.74

Finding the Fourth Proportional to 14,601,497.76, 20,143,977.90 and 8,405,061.74

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Solution

The fourth proportional to 14,601,497.76, 20,143,977.90 and 8,405,061.74 is: 11,595,480.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601,497.76 : 20,143,977.90 = 8,405,061.74 : x
  2. Step 2: Convert to fraction form
    14,601,497.76/20,143,977.90 = 8,405,061.74/x
  3. Step 3: Cross multiply
    14,601,497.76x = 20,143,977.90 × 8,405,061.74
  4. Step 4: Simplify right side
    14,601,497.76x = 169,311,377,938,695.53
  5. Step 5: Solve for x
    x = 169,311,377,938,695.53/14,601,497.76
  6. Step 6: Final answer
    x = 11,595,480.18

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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.