Home / 13,096,981.26-18,074,378.88-7,295,761.80

Finding the Fourth Proportional to 13,096,981.26, 18,074,378.88 and 7,295,761.80

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Solution

The fourth proportional to 13,096,981.26, 18,074,378.88 and 7,295,761.80 is: 10,068,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,096,981.26 : 18,074,378.88 = 7,295,761.80 : x
  2. Step 2: Convert to fraction form
    13,096,981.26/18,074,378.88 = 7,295,761.80/x
  3. Step 3: Cross multiply
    13,096,981.26x = 18,074,378.88 × 7,295,761.80
  4. Step 4: Simplify right side
    13,096,981.26x = 131,866,362,991,430.77
  5. Step 5: Solve for x
    x = 131,866,362,991,430.77/13,096,981.26
  6. Step 6: Final answer
    x = 10,068,454.74

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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.