Home / 25,809,341.56-35,617,675.82-18,278,956.67

Finding the Fourth Proportional to 25,809,341.56, 35,617,675.82 and 18,278,956.67

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Solution

The fourth proportional to 25,809,341.56, 35,617,675.82 and 18,278,956.67 is: 25,225,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,809,341.56 : 35,617,675.82 = 18,278,956.67 : x
  2. Step 2: Convert to fraction form
    25,809,341.56/35,617,675.82 = 18,278,956.67/x
  3. Step 3: Cross multiply
    25,809,341.56x = 35,617,675.82 × 18,278,956.67
  4. Step 4: Simplify right side
    25,809,341.56x = 651,053,952,730,403.50
  5. Step 5: Solve for x
    x = 651,053,952,730,403.50/25,809,341.56
  6. Step 6: Final answer
    x = 25,225,515.78

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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.