Home / 26,571,857.10-39,857,785.65-7,405,572.30

Finding the Fourth Proportional to 26,571,857.10, 39,857,785.65 and 7,405,572.30

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Solution

The fourth proportional to 26,571,857.10, 39,857,785.65 and 7,405,572.30 is: 11,108,358.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,571,857.10 : 39,857,785.65 = 7,405,572.30 : x
  2. Step 2: Convert to fraction form
    26,571,857.10/39,857,785.65 = 7,405,572.30/x
  3. Step 3: Cross multiply
    26,571,857.10x = 39,857,785.65 × 7,405,572.30
  4. Step 4: Simplify right side
    26,571,857.10x = 295,169,713,348,977.50
  5. Step 5: Solve for x
    x = 295,169,713,348,977.50/26,571,857.10
  6. Step 6: Final answer
    x = 11,108,358.45

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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.