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Finding the Fourth Proportional to 12,096,553.40, 18,144,830.30 and 12,096,553.40

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Solution

The fourth proportional to 12,096,553.40, 18,144,830.30 and 12,096,553.40 is: 18,144,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,553.40 : 18,144,830.30 = 12,096,553.40 : x
  2. Step 2: Convert to fraction form
    12,096,553.40/18,144,830.30 = 12,096,553.40/x
  3. Step 3: Cross multiply
    12,096,553.40x = 18,144,830.30 × 12,096,553.40
  4. Step 4: Simplify right side
    12,096,553.40x = 219,489,908,657,888.03
  5. Step 5: Solve for x
    x = 219,489,908,657,888.03/12,096,553.40
  6. Step 6: Final answer
    x = 18,144,830.30

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1.5x scale

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.