Home / 36,931,913.54-55,398,998.89-12,670,500.11

Finding the Fourth Proportional to 36,931,913.54, 55,398,998.89 and 12,670,500.11

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Solution

The fourth proportional to 36,931,913.54, 55,398,998.89 and 12,670,500.11 is: 19,006,137.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931,913.54 : 55,398,998.89 = 12,670,500.11 : x
  2. Step 2: Convert to fraction form
    36,931,913.54/55,398,998.89 = 12,670,500.11/x
  3. Step 3: Cross multiply
    36,931,913.54x = 55,398,998.89 × 12,670,500.11
  4. Step 4: Simplify right side
    36,931,913.54x = 701,933,021,466,282.38
  5. Step 5: Solve for x
    x = 701,933,021,466,282.38/36,931,913.54
  6. Step 6: Final answer
    x = 19,006,137.36

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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.