Home / 12,723,794.40-17,775,520.80-12,723,794.40

Finding the Fourth Proportional to 12,723,794.40, 17,775,520.80 and 12,723,794.40

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Solution

The fourth proportional to 12,723,794.40, 17,775,520.80 and 12,723,794.40 is: 17,775,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,723,794.40 : 17,775,520.80 = 12,723,794.40 : x
  2. Step 2: Convert to fraction form
    12,723,794.40/17,775,520.80 = 12,723,794.40/x
  3. Step 3: Cross multiply
    12,723,794.40x = 17,775,520.80 × 12,723,794.40
  4. Step 4: Simplify right side
    12,723,794.40x = 226,172,072,012,123.53
  5. Step 5: Solve for x
    x = 226,172,072,012,123.53/12,723,794.40
  6. Step 6: Final answer
    x = 17,775,520.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.