Home / 12,944,937-17,864,441.85-7,064,892.24

Finding the Fourth Proportional to 12,944,937, 17,864,441.85 and 7,064,892.24

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Solution

The fourth proportional to 12,944,937, 17,864,441.85 and 7,064,892.24 is: 9,749,785.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,937 : 17,864,441.85 = 7,064,892.24 : x
  2. Step 2: Convert to fraction form
    12,944,937/17,864,441.85 = 7,064,892.24/x
  3. Step 3: Cross multiply
    12,944,937x = 17,864,441.85 × 7,064,892.24
  4. Step 4: Simplify right side
    12,944,937x = 126,210,356,597,996.27
  5. Step 5: Solve for x
    x = 126,210,356,597,996.27/12,944,937
  6. Step 6: Final answer
    x = 9,749,785.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.