Home / 8,428,685.53-12,641,603.50-2,362,022.05

Finding the Fourth Proportional to 8,428,685.53, 12,641,603.50 and 2,362,022.05

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Solution

The fourth proportional to 8,428,685.53, 12,641,603.50 and 2,362,022.05 is: 3,542,633.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,685.53 : 12,641,603.50 = 2,362,022.05 : x
  2. Step 2: Convert to fraction form
    8,428,685.53/12,641,603.50 = 2,362,022.05/x
  3. Step 3: Cross multiply
    8,428,685.53x = 12,641,603.50 × 2,362,022.05
  4. Step 4: Simplify right side
    8,428,685.53x = 29,859,746,214,357.17
  5. Step 5: Solve for x
    x = 29,859,746,214,357.17/8,428,685.53
  6. Step 6: Final answer
    x = 3,542,633.80

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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.