Home / 56,695,813.92-85,057,267.32-18,357,370.20

Finding the Fourth Proportional to 56,695,813.92, 85,057,267.32 and 18,357,370.20

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Solution

The fourth proportional to 56,695,813.92, 85,057,267.32 and 18,357,370.20 is: 27,540,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,695,813.92 : 85,057,267.32 = 18,357,370.20 : x
  2. Step 2: Convert to fraction form
    56,695,813.92/85,057,267.32 = 18,357,370.20/x
  3. Step 3: Cross multiply
    56,695,813.92x = 85,057,267.32 × 18,357,370.20
  4. Step 4: Simplify right side
    56,695,813.92x = 1,561,427,744,393,601.75
  5. Step 5: Solve for x
    x = 1,561,427,744,393,601.75/56,695,813.92
  6. Step 6: Final answer
    x = 27,540,441.46

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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.