Home / 36,931,914.54-55,399,000.39-12,670,501.11

Finding the Fourth Proportional to 36,931,914.54, 55,399,000.39 and 12,670,501.11

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Solution

The fourth proportional to 36,931,914.54, 55,399,000.39 and 12,670,501.11 is: 19,006,138.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931,914.54 : 55,399,000.39 = 12,670,501.11 : x
  2. Step 2: Convert to fraction form
    36,931,914.54/55,399,000.39 = 12,670,501.11/x
  3. Step 3: Cross multiply
    36,931,914.54x = 55,399,000.39 × 12,670,501.11
  4. Step 4: Simplify right side
    36,931,914.54x = 701,933,095,934,385.38
  5. Step 5: Solve for x
    x = 701,933,095,934,385.38/36,931,914.54
  6. Step 6: Final answer
    x = 19,006,138.86

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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.