Home / 36,749,996.21-55,133,299.13-12,157,865.16

Finding the Fourth Proportional to 36,749,996.21, 55,133,299.13 and 12,157,865.16

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Solution

The fourth proportional to 36,749,996.21, 55,133,299.13 and 12,157,865.16 is: 18,239,545.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749,996.21 : 55,133,299.13 = 12,157,865.16 : x
  2. Step 2: Convert to fraction form
    36,749,996.21/55,133,299.13 = 12,157,865.16/x
  3. Step 3: Cross multiply
    36,749,996.21x = 55,133,299.13 × 12,157,865.16
  4. Step 4: Simplify right side
    36,749,996.21x = 670,303,216,587,696
  5. Step 5: Solve for x
    x = 670,303,216,587,696/36,749,996.21
  6. Step 6: Final answer
    x = 18,239,545.19

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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.