Home / 13,573,685.30-20,348,718.15-8,176,606.70

Finding the Fourth Proportional to 13,573,685.30, 20,348,718.15 and 8,176,606.70

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Solution

The fourth proportional to 13,573,685.30, 20,348,718.15 and 8,176,606.70 is: 12,257,795.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573,685.30 : 20,348,718.15 = 8,176,606.70 : x
  2. Step 2: Convert to fraction form
    13,573,685.30/20,348,718.15 = 8,176,606.70/x
  3. Step 3: Cross multiply
    13,573,685.30x = 20,348,718.15 × 8,176,606.70
  4. Step 4: Simplify right side
    13,573,685.30x = 166,383,465,161,701.59
  5. Step 5: Solve for x
    x = 166,383,465,161,701.59/13,573,685.30
  6. Step 6: Final answer
    x = 12,257,795.98

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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.