Home / 18,888,003.70-28,332,005.55-17,376,349.30

Finding the Fourth Proportional to 18,888,003.70, 28,332,005.55 and 17,376,349.30

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Solution

The fourth proportional to 18,888,003.70, 28,332,005.55 and 17,376,349.30 is: 26,064,523.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,888,003.70 : 28,332,005.55 = 17,376,349.30 : x
  2. Step 2: Convert to fraction form
    18,888,003.70/28,332,005.55 = 17,376,349.30/x
  3. Step 3: Cross multiply
    18,888,003.70x = 28,332,005.55 × 17,376,349.30
  4. Step 4: Simplify right side
    18,888,003.70x = 492,306,824,806,338.62
  5. Step 5: Solve for x
    x = 492,306,824,806,338.62/18,888,003.70
  6. Step 6: Final answer
    x = 26,064,523.95

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1.5x scale

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.