Home / 42,680,004.66-64,022,857.38-15,010,601.94

Finding the Fourth Proportional to 42,680,004.66, 64,022,857.38 and 15,010,601.94

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Solution

The fourth proportional to 42,680,004.66, 64,022,857.38 and 15,010,601.94 is: 22,516,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,680,004.66 : 64,022,857.38 = 15,010,601.94 : x
  2. Step 2: Convert to fraction form
    42,680,004.66/64,022,857.38 = 15,010,601.94/x
  3. Step 3: Cross multiply
    42,680,004.66x = 64,022,857.38 × 15,010,601.94
  4. Step 4: Simplify right side
    42,680,004.66x = 961,021,627,192,571.38
  5. Step 5: Solve for x
    x = 961,021,627,192,571.38/42,680,004.66
  6. Step 6: Final answer
    x = 22,516,905.40

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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.