Home / 16,166,723.40-24,250,085.10-12,978,077.40

Finding the Fourth Proportional to 16,166,723.40, 24,250,085.10 and 12,978,077.40

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Solution

The fourth proportional to 16,166,723.40, 24,250,085.10 and 12,978,077.40 is: 19,467,116.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,166,723.40 : 24,250,085.10 = 12,978,077.40 : x
  2. Step 2: Convert to fraction form
    16,166,723.40/24,250,085.10 = 12,978,077.40/x
  3. Step 3: Cross multiply
    16,166,723.40x = 24,250,085.10 × 12,978,077.40
  4. Step 4: Simplify right side
    16,166,723.40x = 314,719,481,384,386.75
  5. Step 5: Solve for x
    x = 314,719,481,384,386.75/16,166,723.40
  6. Step 6: Final answer
    x = 19,467,116.10

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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.