Home / 55,335,977.30-83,003,965.95-16,997,429.90

Finding the Fourth Proportional to 55,335,977.30, 83,003,965.95 and 16,997,429.90

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Solution

The fourth proportional to 55,335,977.30, 83,003,965.95 and 16,997,429.90 is: 25,496,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,335,977.30 : 83,003,965.95 = 16,997,429.90 : x
  2. Step 2: Convert to fraction form
    55,335,977.30/83,003,965.95 = 16,997,429.90/x
  3. Step 3: Cross multiply
    55,335,977.30x = 83,003,965.95 × 16,997,429.90
  4. Step 4: Simplify right side
    55,335,977.30x = 1,410,854,092,657,111.75
  5. Step 5: Solve for x
    x = 1,410,854,092,657,111.75/55,335,977.30
  6. Step 6: Final answer
    x = 25,496,144.85

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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.