Home / 11,173,760.80-16,772,369-9,902,501.44

Finding the Fourth Proportional to 11,173,760.80, 16,772,369 and 9,902,501.44

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Solution

The fourth proportional to 11,173,760.80, 16,772,369 and 9,902,501.44 is: 14,864,145.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173,760.80 : 16,772,369 = 9,902,501.44 : x
  2. Step 2: Convert to fraction form
    11,173,760.80/16,772,369 = 9,902,501.44/x
  3. Step 3: Cross multiply
    11,173,760.80x = 16,772,369 × 9,902,501.44
  4. Step 4: Simplify right side
    11,173,760.80x = 166,088,408,174,711.34
  5. Step 5: Solve for x
    x = 166,088,408,174,711.34/11,173,760.80
  6. Step 6: Final answer
    x = 14,864,145.67

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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.