Home / 55,331,437.20-82,997,155.80-16,994,858.10

Finding the Fourth Proportional to 55,331,437.20, 82,997,155.80 and 16,994,858.10

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Solution

The fourth proportional to 55,331,437.20, 82,997,155.80 and 16,994,858.10 is: 25,492,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,331,437.20 : 82,997,155.80 = 16,994,858.10 : x
  2. Step 2: Convert to fraction form
    55,331,437.20/82,997,155.80 = 16,994,858.10/x
  3. Step 3: Cross multiply
    55,331,437.20x = 82,997,155.80 × 16,994,858.10
  4. Step 4: Simplify right side
    55,331,437.20x = 1,410,524,885,524,592
  5. Step 5: Solve for x
    x = 1,410,524,885,524,592/55,331,437.20
  6. Step 6: Final answer
    x = 25,492,287.15

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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.