Home / 25,230,738.15-34,818,432.57-13,628,301.62

Finding the Fourth Proportional to 25,230,738.15, 34,818,432.57 and 13,628,301.62

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Solution

The fourth proportional to 25,230,738.15, 34,818,432.57 and 13,628,301.62 is: 18,807,063.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230,738.15 : 34,818,432.57 = 13,628,301.62 : x
  2. Step 2: Convert to fraction form
    25,230,738.15/34,818,432.57 = 13,628,301.62/x
  3. Step 3: Cross multiply
    25,230,738.15x = 34,818,432.57 × 13,628,301.62
  4. Step 4: Simplify right side
    25,230,738.15x = 474,516,100,825,499.62
  5. Step 5: Solve for x
    x = 474,516,100,825,499.62/25,230,738.15
  6. Step 6: Final answer
    x = 18,807,063.75

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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.