Home / 12,526,478.28-18,766,149.66-9,822,594.60

Finding the Fourth Proportional to 12,526,478.28, 18,766,149.66 and 9,822,594.60

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Solution

The fourth proportional to 12,526,478.28, 18,766,149.66 and 9,822,594.60 is: 14,715,411.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526,478.28 : 18,766,149.66 = 9,822,594.60 : x
  2. Step 2: Convert to fraction form
    12,526,478.28/18,766,149.66 = 9,822,594.60/x
  3. Step 3: Cross multiply
    12,526,478.28x = 18,766,149.66 × 9,822,594.60
  4. Step 4: Simplify right side
    12,526,478.28x = 184,332,280,313,107.84
  5. Step 5: Solve for x
    x = 184,332,280,313,107.84/12,526,478.28
  6. Step 6: Final answer
    x = 14,715,411.32

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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.