Home / 7,724,428.80-11,586,643.20-2,045,227.20

Finding the Fourth Proportional to 7,724,428.80, 11,586,643.20 and 2,045,227.20

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Solution

The fourth proportional to 7,724,428.80, 11,586,643.20 and 2,045,227.20 is: 3,067,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724,428.80 : 11,586,643.20 = 2,045,227.20 : x
  2. Step 2: Convert to fraction form
    7,724,428.80/11,586,643.20 = 2,045,227.20/x
  3. Step 3: Cross multiply
    7,724,428.80x = 11,586,643.20 × 2,045,227.20
  4. Step 4: Simplify right side
    7,724,428.80x = 23,697,317,829,335.04
  5. Step 5: Solve for x
    x = 23,697,317,829,335.04/7,724,428.80
  6. Step 6: Final answer
    x = 3,067,840.80

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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.