Home / 55,773,037.20-83,659,555.80-51,993,901.20

Finding the Fourth Proportional to 55,773,037.20, 83,659,555.80 and 51,993,901.20

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Solution

The fourth proportional to 55,773,037.20, 83,659,555.80 and 51,993,901.20 is: 77,990,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,773,037.20 : 83,659,555.80 = 51,993,901.20 : x
  2. Step 2: Convert to fraction form
    55,773,037.20/83,659,555.80 = 51,993,901.20/x
  3. Step 3: Cross multiply
    55,773,037.20x = 83,659,555.80 × 51,993,901.20
  4. Step 4: Simplify right side
    55,773,037.20x = 4,349,786,678,701,087
  5. Step 5: Solve for x
    x = 4,349,786,678,701,087/55,773,037.20
  6. Step 6: Final answer
    x = 77,990,851.80

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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.