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Finding the Fourth Proportional to 15,552,714.80, 23,325,961.80 and 7,465,674.80

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Solution

The fourth proportional to 15,552,714.80, 23,325,961.80 and 7,465,674.80 is: 11,197,019.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,714.80 : 23,325,961.80 = 7,465,674.80 : x
  2. Step 2: Convert to fraction form
    15,552,714.80/23,325,961.80 = 7,465,674.80/x
  3. Step 3: Cross multiply
    15,552,714.80x = 23,325,961.80 × 7,465,674.80
  4. Step 4: Simplify right side
    15,552,714.80x = 174,144,045,196,022.66
  5. Step 5: Solve for x
    x = 174,144,045,196,022.66/15,552,714.80
  6. Step 6: Final answer
    x = 11,197,019.13

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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.