Home / 17,820,917.80-24,592,877.38-9,672,155.72

Finding the Fourth Proportional to 17,820,917.80, 24,592,877.38 and 9,672,155.72

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Solution

The fourth proportional to 17,820,917.80, 24,592,877.38 and 9,672,155.72 is: 13,347,580.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,820,917.80 : 24,592,877.38 = 9,672,155.72 : x
  2. Step 2: Convert to fraction form
    17,820,917.80/24,592,877.38 = 9,672,155.72/x
  3. Step 3: Cross multiply
    17,820,917.80x = 24,592,877.38 × 9,672,155.72
  4. Step 4: Simplify right side
    17,820,917.80x = 237,866,139,622,225.62
  5. Step 5: Solve for x
    x = 237,866,139,622,225.62/17,820,917.80
  6. Step 6: Final answer
    x = 13,347,580.76

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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.