Home / 49,169,619.20-73,754,428.80-18,464,139.20

Finding the Fourth Proportional to 49,169,619.20, 73,754,428.80 and 18,464,139.20

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Solution

The fourth proportional to 49,169,619.20, 73,754,428.80 and 18,464,139.20 is: 27,696,208.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,169,619.20 : 73,754,428.80 = 18,464,139.20 : x
  2. Step 2: Convert to fraction form
    49,169,619.20/73,754,428.80 = 18,464,139.20/x
  3. Step 3: Cross multiply
    49,169,619.20x = 73,754,428.80 × 18,464,139.20
  4. Step 4: Simplify right side
    49,169,619.20x = 1,361,812,039,979,688.75
  5. Step 5: Solve for x
    x = 1,361,812,039,979,688.75/49,169,619.20
  6. Step 6: Final answer
    x = 27,696,208.80

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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.