Home / 54,688,002.60-82,032,003.90-45,796,405.80

Finding the Fourth Proportional to 54,688,002.60, 82,032,003.90 and 45,796,405.80

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Solution

The fourth proportional to 54,688,002.60, 82,032,003.90 and 45,796,405.80 is: 68,694,608.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,688,002.60 : 82,032,003.90 = 45,796,405.80 : x
  2. Step 2: Convert to fraction form
    54,688,002.60/82,032,003.90 = 45,796,405.80/x
  3. Step 3: Cross multiply
    54,688,002.60x = 82,032,003.90 × 45,796,405.80
  4. Step 4: Simplify right side
    54,688,002.60x = 3,756,770,939,191,582.50
  5. Step 5: Solve for x
    x = 3,756,770,939,191,582.50/54,688,002.60
  6. Step 6: Final answer
    x = 68,694,608.70

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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.