Home / 54,606,622.80-81,909,934.20-49,126,875.60

Finding the Fourth Proportional to 54,606,622.80, 81,909,934.20 and 49,126,875.60

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Solution

The fourth proportional to 54,606,622.80, 81,909,934.20 and 49,126,875.60 is: 73,690,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,606,622.80 : 81,909,934.20 = 49,126,875.60 : x
  2. Step 2: Convert to fraction form
    54,606,622.80/81,909,934.20 = 49,126,875.60/x
  3. Step 3: Cross multiply
    54,606,622.80x = 81,909,934.20 × 49,126,875.60
  4. Step 4: Simplify right side
    54,606,622.80x = 4,023,979,147,847,586
  5. Step 5: Solve for x
    x = 4,023,979,147,847,586/54,606,622.80
  6. Step 6: Final answer
    x = 73,690,313.40

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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.