Home / 12,522,130.96-17,282,366.67-7,015,878.73

Finding the Fourth Proportional to 12,522,130.96, 17,282,366.67 and 7,015,878.73

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Solution

The fourth proportional to 12,522,130.96, 17,282,366.67 and 7,015,878.73 is: 9,682,935.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522,130.96 : 17,282,366.67 = 7,015,878.73 : x
  2. Step 2: Convert to fraction form
    12,522,130.96/17,282,366.67 = 7,015,878.73/x
  3. Step 3: Cross multiply
    12,522,130.96x = 17,282,366.67 × 7,015,878.73
  4. Step 4: Simplify right side
    12,522,130.96x = 121,250,988,724,113.95
  5. Step 5: Solve for x
    x = 121,250,988,724,113.95/12,522,130.96
  6. Step 6: Final answer
    x = 9,682,935.68

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.